Kolli Hills, nestled in the Eastern Ghats of Tamil Nadu, is a picturesque and serene destination that offers a perfect blend of nature, adventure, and spirituality. Famous for its 70 hairpin bends, the journey to Kolli Hills is as thrilling as the destination itself. One of the major attractions here is the Agaya Gangai Waterfalls, a breathtaking 300-foot cascade surrounded by dense forests and ancient Siddhar Caves, believed to be the meditation spots of Tamil sages.
The Arapaleeswarar Temple, a historic Shiva temple built by King Valvil Ori, adds a spiritual charm to the region. Nature enthusiasts can enjoy panoramic views from viewpoints like Seepuparai and Selur, while families can relax in the Botanical Garden, featuring a children’s park and a wide variety of flora. Adventure seekers can explore the Masila Falls, Santhana Aruvi, and Namma Falls, ideal for trekking and picnics. The Tampcol Medicinal Farm highlights the region’s rich biodiversity with rare herbs and healing plants. Boating at Vasalurpatty Lake offers a peaceful retreat.
Kolli Hills is also known for its organic pineapple farms, coffee plantations, and rich tribal culture. Whether you seek peace, adventure, or nature, Kolli Hills promises a refreshing escape into the lap of unspoiled beauty.

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🌿 Top Tourist Places in Kolli Hills
1. Agaya Gangai Waterfalls
– A majestic 300‑ft cascade formed by the Aiyaru River—lovingly called the “Ganges of the Sky.”
– About 1 km trek from Arapaleeswarar Temple, descending over 1,000 steps to the base.
– Surrounded by dense forest and mystic Siddhar Caves—once dwelling spots of sages like Bogar, Agastya, Korakkar, Kalangi Nathar.
2. Arapaleeswarar Temple
– Ancient Shiva temple established by Valvil Ori (1st–2nd century CE), richly featured in early Tamil Saiva lore
– Located close to Agaya Gangai, making both an easy combo visit.
3. Siddhar Caves
– Small meditation caves used by Siddhars; can accommodate only one or two people at a time .
– Surrounded by medicinal plants native to Kolli Hills—ideal for curious trekkers and wellness seekers.
4. Botanical Garden
– Well-maintained garden near Semmedu with a rose garden, eco‑cottages, children’s park, and a viewpoint
– Entry fee modest (₹10 or so), dog-friendly, open daily 8 AM–8 PM in most guides.
5. Tampcol Medicinal Farm
– State-run herb garden showcasing Ayurvedic, Siddha, Unani plants; visitors can buy herb products onsite
– Open generally from 8 AM to 7 PM.
6. Vasalurpatty Boat House
– Artificial lake 5 km from central Semmedu; offers pedal boating in a scenic hill‑fringed setting
– Entry ~₹5, boat hire ~₹20 per person; open typically 6 AM–6 PM.
7. Scenic Viewpoints
– Seepuparai, Selur, Sirumalai, Binnam offer panoramic views of the valleys and hill terrain—perfect sunrise/sunset photography spots.
8. Masila, Namma & Santana (Santhana) Falls

– Masila Falls: ~50 m high, tranquil and less crowded—great for picnics and swimming.
– Namma Aruvi and Santhana Aruvi: smaller waterfalls near Ettukai Amman Temple, accessed via short hikes.
9. Ettukai (Kolli Paavai) Amman Temple
– Ancient shrine dedicated to the goddess believed to guard the hills—associated with local lore and mythic tales
– Base for pilgrimages and regional festivals.
10. Pineapple & Coffee Plantations
– Kolli Hills is famous for fresh pineapples and coffee estates. Visit plantations, sip fresh coffee, or buy produce from local farms.
🧭 Tips & Eco‑touring Info
- Best time to visit: post-monsoon and winter months (October–March) when waterfalls are full and trails safe.
- Plan for steep climbs—carry water, snacks, wear proper footwear & trekking clothing.
- Eco‑tourism is promoted in Kolli by Tamil Nadu’s biodiversity initiative—community‑run trekking sheds with no mobile networks enable immersive nature stays (₹1,000–₹5,000).
🏞 Suggested Itinerary (2–3 Days)
Day | Activity |
---|---|
1 | Drive up via winding 70+ hairpin bends → visit Arapaleeswarar Temple → trek down to Agaya Gangai Falls + Siddhar Caves. |
2 | Explore viewpoints (Seepuparai, Selur, Silent Valley) → Botanical Garden → Vasalurpatty Boat House. |
3 | Visit Masila, Namma or Santhana Falls → Tampcol Medicinal Farm → Ettukai Amman Temple → pineapple/coffee estates. |
Kolli Hills is a hidden gem blending lush nature, spirituality, and herbal culture—ideal for adventurers, nature lovers, and peace seekers. Let me know if you’d like help planning accommodations, transport, or guided tours!