Thenmala Thenmala is India’s first planned eco-tourism destination. Located in the foothills of the Western Ghats, in Kerala’s Kollam district, Thenmala… Kollam, Backwaters & Nature, Kerala - travel guide with top tourist places to visit, things to do & sightseeing attractions, weather, route map & trip duration. Kollam is an old sea port city in Kerala, also known as Quilon & it is one of the best Kerala backwaters destinations. Famous Tourist Attractions in Kollam district of Kerala Popular Tourist Attractions and sight seeing tourist places to visit in Kollam. Kollam is known for its beaches and is a gateway to the Kerala backwaters. Kollam is also home to India's first planned eco-tourism destination. Stunning lakes, beaches, waterfalls, and more are just some of the attractions of the city. Various visitors come to see the city's many attractions, including the Palaruvi Waterfalls, Rameshwara Temple, Jatayu's Earth Centre, Punaluur, and many more.