REBECCA NADEN/Reuters/Corbis “Snorkeling would be so easy in the azure seas ... including live music and a bouncy castle. Bog snorkeling grew out of a need to draw visitors after the area ...

Once a year, Neil Rutter straps on a snorkel and submerges himself into the dark, muddy waters of a peat bog and swims as fast ... it began as an effort to draw in vacationers who were eschewing ...