Vazhvanthol waterfalls
Vazhvanthol Waterfalls is a scenic waterfalls located inside Peppara wildlife sanctuary in Thiruvananthapuram district of Kerala state, India. It is situated around  from Thiruvananthapuram on the way to Bonacaud. References

 https://roughroads.com/vazhvanthol-hidden-treasure-trivandrum/

External links

Waterfalls of Kerala
Geography of Thiruvananthapuram district