I like to combine my diving with adventure travel which has led me to the following exotic locations:
Sipidan, Malaysia (Abdulla's just befor the kidnappings, Top 5 awsome diving)
Koa Tao, Thailand (King Kong Divers, this area is known for vicious Trigger Fish, cool island)
Savu Savu, Taveuni and Nanua-i-ra, Fiji (Island hopping Cousteau's boat out of Savu Savu bonus)
Negril, Jamaica (Sundivers, Ya Mon)
Kona, Hawaii (Big Island skied the day before)
Quadra Island, British Columbia (Abysal, Wow now for something compleatly different)
Lakes Michigan, Huron and Ontario, Great Lakes (Kinda green and murkey but worth it)
St. Lawrence River (Not so green and murkey, warmer too, sweet)
Nassau, Freeport, Bimini, Bahamas (Blackbeards arrrrrr.)
Cay Caulker, Belise (Frenchie's, Epic diving with White Tips)
Utila, Honduras (Crazy Town AOW)
Boyton Beach and all the Keys, Florida (Rent a car dive em all)
Little Cayman, Cayman Islands (Bloody Bay Wall fantastic)
Cozumel, Yucatan Cenotes and Xcalac, Mexico (Viva Mexico)
Blue Hole and Perch Lake, New Mexico (Home waters)
Marsa Alam, Egypt (Red Sea )
Similans, Thailand (Off Season only divers out there)
Nha Trang, Vietnam (Rainbow divers, best dive boat ride)
Catalina Island, California (Kelp realm, far out)
Roatan, Honduras (French Harbor and West End, not bad)