See all beach in Rauma Rauma for: Adventure, Food And Dining, Art And Culture, Nightlife, Spa, History, First Timers, Family, Romance, Shopping Otanlahti Beach About Otanlahti Beach, Suvitie. This is fairly long stretch of sandy beach located a few kilometres out of town. Beach volleyball and swimming are popular. Also, this is where the annual RMJ festival was held until 2007, after which it was moved to Pori. Add to Wish List