iStock International
One of the seven wonders of the natural world, The Great Barrier Reef, located off the northeastern coast of Australia, is a 1,200-mile-long undersea wonderland of breathtakingly beautiful coral reefs and colorful marine life. Palm-fringed tropical islands dot the surface of these turquoise waters.
Underwater adventures that are second to none, with vividly colored coral reefs and pristine sand bars for miles.
