Bellairs Research Institute
Is a teaching and research facility operated by montreal's mcgill university (http://www.mcgill.edu)] focusing on marine biology and environmental studies.
Barbados Community College
World class water sports including surfing at the Soup Bowl on the east coast and various breaks along the west when the swell is up. The south coast has great surf and a spot on the world windsurfing tour at Silver Sands.
Travel inland to various plantation houses which put on meals and exhibitions. Visit the animal flower cave or Barbados wildlife reserve.
Barbados has amazing conditions for Kitesurfing. The wind blows most of the year but the best months are January to July. Main kite beach is at the south part of the island at Silver Rock.
A catamaran cruise with opportunities to snorkel with sea turtles and snorkel above shipwrecks. The tours usually include transportation to and from the harbour as well as all drinks alcohol included and a buffet lunch. Turtle-snorkelling-only cruises are offered as well.
Swimming with sea turtles
Several catamarans offer sailing tours that include stops to swim and snorkel with sea turtles. Lots of fun and a somewhat unique experience. Note there are no swimming with dolphins options off Barbados.