The Triangle’s largest island, Panglao, conveniently connected by a causeway to the main island of Bohol, is the gateway for snorkeling off Alona Beach and for offshore scuba excursions.

The southern side of Bohol (in particular, Lila) is a popular spot to view and swim with the sharks. There are options to both dive or snorkel. I found snorkeling worked well enough (I got a cold ...