The capital of the Cayman Islands is a center of offshore banking, but gets battered by blistering hurricanes.

This chapel on a cliff is renowned for its healing powers and was founded on the site of a supposed divine intervention.

This limestone cave offers an incredible view of the Río Grande de Arecibo valley.

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

A sharply wedged sundial marks the point at which each day in the United States begins.

Rumored to be the famed pirate's lookout tower, this historic stone structure is now just watching for tourists.

A restaurant modeled after feudal Japan, where the waitstaff are trained as ninjas.

A Buddhist temple to honor insects that died for science.

Site of James Cook's historic observations of the 1769 transit of Venus.

The underground hideout of a Japanese soldier for whom World War II ended in 1972.

Located on Guam's south shore, this small cave is named for an ancient and powerful Chamorro Chief.

Launchpad for the US military’s dead mouse operation to battle millions of snakes.

The air force base preserves its scars from the Japanese attack on Pearl Harbor.

This Hawaiian cattle ranch acts as a museum devoted to the island cowboys that predate the wild west.

The only royal palace on U.S. soil has been a territorial capitol, a military headquarters, and a prison for a queen.

This industrial area was the dumping ground for massive amounts of trash, some of which washes up as tiny bits of sea glass.

This museum of Hawaiian and Polynesian culture is the legacy of the last descendant of the Kamehameha Dynasty.

This blowhole is supposedly caused by a trapped monster.

A controversial memorial at the place where Captain Cook met his violent end.

This former luxury resort in Kaua'i is now an abandoned relic.

These ancient sacred grounds granted amnesty to those who managed to reach them.

These picturesque Hawaiian falls are home to a rare species of fish that uses a special sucker to climb up cliffs.

Hide from the tourist hordes in these relatively unknown, and unguarded lava caves.

This black shoreline is made up of exploded lava particles.