Exploring Kolli Hills A Comprehensive Travel Guide

Kolli Hills, nestled in the Eastern Ghats of Tamil Nadu, India, is a serene and less commercialized hill station that offers a unique blend of adventure, spirituality, and natural beauty. This blog article delves into the various aspects of Kolli Hills, including its tourism, history, geography, flora, and fauna, to provide a comprehensive guide for those planning to visit or interested in learning more about this enchanting destination.

Kolli Hills


Kolli Hills is renowned for its winding road with 70 hairpin bends, offering an adrenaline-pumping experience for bikers and drivers alike. The journey up the hills is not just about the thrill; it also rewards travelers with breathtaking views of nature from five major viewpoints: Selur, Sirumalai, Binnam, Seeku Parai, and Valappurnadu.

Among the key attractions are the ancient Arapaleeswarar Temple, a significant pilgrimage site, and the Agaya Gangai Falls, a majestic waterfall that requires descending nearly 1000 steps to reach.

The hill station also features other waterfalls, viewpoints, and a botanical garden, making it a diverse destination for tourists.


Kolli Hills has a rich history that is intertwined with mythology and ancient Tamil literature. The name 'Kolli Hills' is derived from the local deity Kollipavai, also known as Ettukai Amman, who is believed to protect the hills. According to legend, the sages chose Kolli Hills for their penance, but when demons invaded, they prayed to Kollipavai, who chased the demons away with her smile.

The hills find mention in classical Tamil literature and are associated with Valvil Ori, one of the seven great philanthropists of ancient Tamil Nadu, who reigned in this region around 200 A.D.


Kolli Hills is part of the Eastern Ghats and is characterized by its untouched natural beauty and diverse terrain. The hills are situated at an altitude of 1200 meters in the Namakkal district and cover an area of approximately 280 km².

The geography of Kolli Hills includes lush green forests, steep slopes, and fertile valleys, making it an ideal location for agriculture and eco-tourism.

Flora and Fauna

The tropical moist evergreen forests of Kolli Hills are home to a wide variety of plant and animal species. The region is particularly known for its medicinal plants and herbs, which grow abundantly due to the favorable climate and rich soil.

The forests also provide shelter to diverse wildlife, including endemic species, contributing to the ecological richness of the area.

However, the biodiversity of Kolli Hills faces threats from monocropping and the removal of native vegetation, highlighting the need for conservation efforts.


Kolli Hills is a captivating destination that offers something for everyone, from adventure seekers and nature lovers to spiritual seekers and history enthusiasts. Its unspoiled natural beauty, combined with its rich cultural heritage and biodiversity, makes it a must-visit location for those looking to explore the lesser-known gems of Tamil Nadu. Whether it's braving the hairpin bends, exploring ancient temples, or simply enjoying the tranquility of the hills, Kolli Hills promises an unforgettable experience.

Read More on Kolli Hills

What are the best trekking routes in kolli hills?

Kolli Hills offers several trekking routes that cater to different levels of trekkers, from beginners to experienced adventurers. Here are some of the best trekking routes in Kolli Hills:

  • Kolli Hills Trek: This is a popular trekking route among tourists and is ideal for trekking enthusiasts and nature lovers. The trek offers a chance to explore the natural beauty of the hills and is known for its scenic landscapes.
  • Masila Falls Trek: This trek leads to the beautiful Masila Falls, providing trekkers with a refreshing destination amidst the lush greenery of Kolli Hills. It's a trail that is well-liked for its picturesque surroundings.
  • Semmedu Trek: The Semmedu Trek is another route that trekkers can take to explore the beauty of Kolli Hills. This trek is known for its challenging paths and the rewarding views it offers.
  • Agaya Gangai Waterfalls Trek: Starting from the Arapaleeswarar Temple, this trek stretches up to a distance of just 1 kilometer to the Agaya Gangai waterfalls. The trek involves descending around 1000 steps to reach the falls, making it an adventurous journey for visitors.
  • Trek to Siddhar Caves: For those interested in spirituality and history, the trek to the Siddhar Caves is a must. These caves are believed to be the meditation spots of ancient sages and are surrounded by medicinal plants.
  • Trek through the Puliyancholai Base: Starting at a small village called Puliyancholai, this trek takes you through the base of Kolli Hills, offering a mix of flat fields and forest cover. The trek is known for its natural beauty and the presence of medicinal plants.
  • Agaya Gangai Waterfalls Trek via Puliancholai: This trek starts at the tiny village of Puliancholai and involves crossing a river multiple times. The trail leads to the Agaya Gangai waterfalls, passing through a river valley and ascending through thick vegetation.

Each of these treks offers a unique experience, showcasing the diverse terrain and natural beauty of Kolli Hills. Whether you're looking for a short and scenic trek or a more challenging adventure, Kolli Hills has a route that will satisfy your trekking desires. 

What are the best activities to do in kolli hills?

Kolli Hills, nestled in the Eastern Ghats of Tamil Nadu, India, offers a plethora of activities for adventure enthusiasts, nature lovers, and those seeking spiritual solace. Here are some of the best activities to do in Kolli Hills:

  • Trek to Agaya Gangai Waterfalls: Embark on a trek to the majestic Agaya Gangai Waterfalls, a highlight of Kolli Hills. The waterfall cascades from a height of 300 feet and requires descending approximately 1000 steps to reach the base. The trek offers a blend of adventure and the opportunity to witness the enchanting natural beauty of the area.
  • Visit Arapaleeswarar Temple: Explore the ancient Arapaleeswarar Temple, dedicated to Lord Shiva. This temple, dating back to the 1st century CE, showcases the rich cultural and historical significance of Kolli Hills. It's an essential part of any visit to the hills, offering spiritual solace and a glimpse into the Dravidian style of architecture.
  • Boating at Vasalurpatty Boat House: Enjoy a serene boating experience at the Vasalurpatty Boat House, situated on an artificial lake surrounded by lush greenery. It's a perfect activity for relaxation and enjoying the tranquil beauty of Kolli Hills.
  • Explore the Siddhar Caves: Visit the Siddhar Caves, believed to be the meditation spots of ancient sages. These caves are surrounded by medicinal plants and offer a peaceful retreat for those interested in spirituality and history.
  • Discover the Tampcol Medicinal Farm: The Tampcol Medicinal Farm, established by the Tamil Nadu Medical Plant Farms & Herbal Medicine Corporation Limited (TAMPCOL), is home to a variety of medicinal plants. Visitors can learn about the healing properties of different herbs and purchase health products from the on-site store.
  • Adventurous Activities: Kolli Hills is a haven for adventure enthusiasts, offering thrilling activities such as trekking, camping, off-road biking, rock climbing, and rappelling. The rugged terrain and lush landscapes provide the perfect backdrop for these exhilarating experiences.
  • Seek Thrills at Kolli Pavazhakundru: For those seeking an adrenaline rush, Kolli Pavazhakundru offers opportunities for rock climbing and rappelling. Engage in these adventurous activities under the guidance of trained instructors and enjoy the thrill of conquering the hills.
  • Witness the Ettukai Amman Temple Festival: If your visit coincides with the Ettukai Amman Temple Festival, you'll have the opportunity to witness the local culture, traditional dances, music, and a grand procession of the deity. It's a fantastic way to experience the vibrant religious devotion and lively atmosphere of the region.

These activities in Kolli Hills cater to a wide range of interests, from adventure and nature exploration to spiritual pursuits and cultural experiences, making it a versatile destination for all types of travelers.

How long does it take to complete the kolli hills trek?

The duration to complete the Kolli Hills trek can vary depending on the specific route chosen and the pace of the trekker. However, based on the provided sources, here are some insights into the time it takes to complete different treks in Kolli Hills:

  • General Trek Duration: The Kolli Hills Trek can be completed in 2-3 days, depending on the route chosen. This duration includes time for trekking as well as exploring the attractions along the way, such as waterfalls and viewpoints.
  • Agaya Gangai Waterfalls Trek: Specifically, for the trek to Agaya Gangai Waterfalls, it takes approximately 30 minutes to climb down to the falls and about 1 hour to climb back up.
  • Trek from Puliancholai: Starting from a tiny village called Puliancholai, the trek to the top of Kolli Hills is one of the harder treks and takes a minimum of 5 hours at a single stretch.
  • Overall Trekking Experience: Considering the trek from Puliancholai and the general trekking experience in Kolli Hills, it's clear that the duration can range from a single day to multiple days, with specific treks like the one to Agaya Gangai Waterfalls taking a few hours for a round trip.

Therefore, the time to complete the Kolli Hills trek varies widely, from a few hours for specific destinations within the hills to several days for a more comprehensive exploration of the area.

What is the best time of day to start the kolli hills trek?

The best time of day to start the Kolli Hills trek is early in the morning. This is suggested for several reasons:

  • Avoiding Heat: Starting early helps in avoiding the midday heat, which can make the trek more challenging and less enjoyable.
  • Maximizing Daylight: An early start ensures that trekkers have ample daylight to complete the trek, especially since some routes can take a minimum of 5 hours at a single stretch.
  • Reaching Destinations Before Closing: For treks that include specific destinations like the Agaya Gangai Waterfalls, it's important to reach before the closing time, which is 6:00 pm. Therefore, starting the trek in the morning allows enough time to reach such attractions and enjoy them without rush.
  • Managing Time Effectively: If the trek is planned over two days, starting early on the first day allows for a more relaxed pace and time for breaks, ensuring that trekkers can reach their pit stop, such as the Arapaleeswarar Temple, before evening.

Based on these considerations, trekkers should aim to start the Kolli Hills trek as early as possible, ideally around 6:00 am to 8:00 am, to make the most of their trekking experience

What is Best Time To Visit Kolli Hills?

The best time to visit Kolli Hills varies according to different sources, but there is a consensus that it is generally pleasant throughout the year, with specific months being more ideal due to weather conditions. So let's see.

  • February to December: This period is considered the best time to visit Kolli Hills, as the weather is pleasant, making it ideal for exploring the hill station. January is excluded due to extreme cold.
  • March to June and August to December: These months are specifically recommended as the best times to visit. The weather during these periods is generally pleasant. March to June marks the spring season, while August to December falls into the autumn category, both offering conducive weather for tourism.
  • All Year Round: It is suggested that Kolli Hills can be visited any time of the year, except for the monsoon season when there is a risk of landslides due to heavy rainfall. The monsoon season is not explicitly defined in the sources, but it is implied that outside of this period, the weather conditions are favorable for visits.

In summary, if you're planning a trip to Kolli Hills, aiming for the months between February to December, with a particular focus on March to June and August to December, would be ideal to enjoy pleasant weather. However, it's wise to avoid the monsoon season due to potential landslides and January due to the cold.

What are the popular tourist attractions in kolli hills?

Kolli Hills, located in Tamil Nadu, India, offers a variety of tourist attractions that cater to nature lovers, adventure seekers, and those interested in history and spirituality. Here's a list of popular tourist attractions in Kolli Hills.

  • Agaya Gangai Waterfalls: A stunning 300 feet waterfall located close to the Arapaleeswarar temple. It is situated in a valley surrounded by mountains, and visitors need to climb down 1050 steps to see the full view of the waterfall.
  • Arapaleeswarar Temple: An ancient Siva temple located on the banks of the Aiyaru or Panchanadhi River. It is a significant pilgrimage site and also attracts hikers and nature lovers.
  • Seeku Parai View Point: Offers panoramic views of Namakkal city from a distance of 13 kms from RVR Hotels. It is a famous spot for its breathtaking views.
  • Masila Falls: A cascading waterfall located about 5 kms from RVR Hotels, Kolli Hills. It is smaller compared to Agaya Gangai Falls but is popular for bathing and photo shooting.
  • Vasalurpatty Boat House: Located 15 Kms from RVR Hotels in Kolli Hills, it is considered one of the best spots for boating, surrounded by the hills’ verdant greenery.
  • The Siddhar Caves: Believed to be surrounded by medicinal plants, these caves were a haven for sages practicing traditional medicine and natural healing.
  • Tampcol Medicinal Farm: Established by the Tamil Nadu Medical Plant Farms & Herbal Medicine Corporation Limited, it is home to medicinal plants used for healing.
  • Botanical Garden: A place that showcases the rich flora of Kolli Hills, offering a peaceful environment for visitors.
  • Kolli Hill Forest: A dense forest area offering opportunities for trekking and exploring the rich biodiversity of the region.
  • Namakkal Sree Anjaneyar Temple: Although not directly in Kolli Hills, this temple is a significant religious site located nearby and attracts many visitors.


What are some local delicacies to try in kolli hills?

In Kolli Hills, the local cuisine is rich with millet-based dishes and regional specialties that reflect the area's agricultural practices and cultural heritage. Here are some local delicacies and food items you should consider trying when visiting Kolli Hills:

Millet-Based Dishes

  • Ragi Mudde: A traditional and nutritious dish made from finger millet flour. It is usually served with a spicy curry or dal.
  • Jowar Roti: Flatbreads made from sorghum, often accompanied by vegetable or meat curries.
  • Bajra Khichdi: A hearty and wholesome dish prepared with pearl millet, lentils, and vegetables.
  • Kodo Millet Upma: A savory porridge-like dish made with kodo millet, seasoned with spices, and often includes vegetables.

Regional Specialties

  • Varagu: Also known as Kodo millet, it is a staple in the diet of the local population. Dishes made from Varagu are not only nutritious but also integral to the local cuisine.
  • Samai: Little millet is another popular grain used in various dishes, from savory to sweet, reflecting the versatility of millets in the local diet.
  • Thinai: Foxtail millet is used in traditional sweets like Pongal and also in savory dishes. It's a grain that's gaining popularity for its health benefits.
  • Panivaragu: Proso millet is another millet variety that's part of the local cuisine, used in traditional cooking.

These dishes are not only a testament to the rich culinary heritage of Kolli Hills but also highlight the community's reliance on millets as a sustainable and nutritious food source. When visiting Kolli Hills, indulging in these local delicacies offers a unique opportunity to experience the region's flavors and culinary traditions