Devgad in Coastal Karnataka offers a mix of Idyllic Beaches and Riverside. There are simple hotels by the beach and by the riverside.
Devbag area of Malvan is where the Rivers meets Arabian Sea. The area is renowned for its backwaters, dolphin trips and many adventure activities (Including Scuba Diving).
Siolim in Goa is a pristine riverside where many charming stays are located. Siolim lies in close proximity to Ashwem, Morjim, Anjuna, Vagator beaches which are idyllic and home to some of the most exclusive retreats, Pubs and restaurants.
Kannur is renowned for its idyllic beach stretches on outskirts of the main Kannur Town. A little known fact is that Kannur also has a backwater area on its outskirts where Kairali Retreat, a getaway resort is located.