Mai Tais and Navy Grog served up in one of the original tiki bars.

This massive store is home to an eccentric collection of vintage, retro, and peculiar goods.

Yo, Adrian!

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

Sandstone rock formations that look like they belong on the cover of a progressive rock album.

These fantastically named natural pools look like something out of a Scottish myth.

This fantastical waterfall is hidden in a cave located in a cracked cliff.

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

Earth's tallest volcano is sacred to Native Hawaiians, and home to a dozen world-class observatories.

You can spend the night as an honorary lighthouse keeper in this quaint, historic beacon.

The museum chronicling a treasure hunter's dream, fulfilled.

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

St. Augustine's record-setting narrow street was designed to protect against pirates.

No one messes with the Massachusetts sacred cod, not this time...

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

Funded by John D. Rockefeller, this is one of the earliest, and most beautiful, shopping arcades in America.

Dr Barnes' $25 billion private collection of art and arboretum.

A collection of artifacts from Maryland's maritime past.

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

A daring D-Day assault by U.S. Army Rangers is commemorated atop the high cliffs of this strategic point.

A violent name for a violent volcano.

The only swimming pool listed on the National Register of Historic Places is emptied and refilled each day with naturally filtered water.

Where monkeys run wild and the humans are caged.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.