Advice on Diving in United States

...da Keys host John Pennekamp Coral Reef State Park found just north of Key Largo. The park is famous for its marine life, snorkeling and scuba diving. The Florida Keys National Marine Sanctuary, established in 1989, surrounds the chain of islands giving them a protected feel. The keys are a unique ecosystem where tourism, wildlife, reef conservation and diving coexist. For those visiting the United States to dive, Florida offers warm clear water but California should not be overlooked. California diving is not for the faint of heart. California's Pacific Ocean is deep, cold, dark and swift. ...