How often do you find security guards patrolling tropical beaches to protect rare sea turtles from poachers? 

More than 2 million Olive Ridley sea turtles are hatched from this mass nesting ground every year.

A nesting ground for four of the world’s seven marine turtle species, most of which are endangered.

The world's second largest single-dish radio telescope, once used to contact E.T.

Enjoy the waters of this half-moon-shaped natural pool surrounded by breathtaking scenery.

Archaeological sites and great food inside the island's largest mangrove forest.

A memorial to the nearly 10,000 American soldiers laid to rest on the beaches of Normandy during WWII.

This enormous "cloth of the conquest" depicts the Norman invasion of England in mind-blowing detail.

These rustic holiday homes are made from discarded fishing boat hulls.

Much of what constituted mid-century Liverpool now litters a beach outside of town.

Bioluminescence in the reefs of the Maldives causes the sea to glow like a starry night sky.

Formerly a lovely white sand beach this Hawaiian stretch is now a trap for countless tons of trash.

A beach made of semi-precious green sand on the Big Island of Hawai'i.

This black shoreline is made up of exploded lava particles.

This daunting 1st century fortress was purportedly the site of one of the most dramatic revolts of the Jewish-Roman wars.

A grandiose title could not save this mercantile community from obscurity.

Kentucky's anomalous peninsula projecting into the Mississippi River, site of legendary earthquakes and local feuds.

Landmark dedicated to the plight of the American Indian in the 21st century.

This unique piece of land is home to a patented artificial lake and the remains of an old Girl Scout camp.

Reclaimed material from a convent destroyed by cannonfire was used to build parts of this 19th-century cemetery.

Within this beautiful Pittsburgh cemetery, a unique headstone bears witness to one man's eternal love for Jaws.

These hooded graves are the only of their kind in the United States.

A suburban street in Anchorage doubles as a runway, and each home has its own airplane hangar.

While not recognized by Guinness, this chocolate waterfall is likely to be the world's largest.