Kalm Bangsaen Hotel: A Cozy Getaway in Bangsaen Beach Kalm Bangsaen Hotel is a charming little hotel nestled along Bangsaen Beach, easily recognizable due to its unique stacked square-shaped buildings that allow every room to enjoy a sea view. Some rooms even overlook the swimming pool, adding to its charm. If you're looking for a relaxing place to unwind, I highly recommend it!