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

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

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

A priest with no formal artistic training used basic house paint to create gorgeous religious scenes inside this historic church.

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

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

The center of the only hemisphere that awards visitors with a commemorative coin.

As its grandiose name implies, this wooden dome is unsurpassed in size.

A comedy troupe's collection of bizarre humor.

A larger-than-life version of the hat beloved by hunters, outdoorsmen, and Holden Caulfield.

A restaurant and lodge in northern Wisconsin which served as a clandestine hideout for John Dillinger and featured one of the most famous botched FBI raids in history.

Restaurant in Northern Wisconsin comes with a unique feature: a grassy roof covered in living goats.

A theme park attraction designed to turn your children into LARPers.

This cave holds a surprisingly colorful variety of geological oddities.

A bypass decorated with large wooden troll carvings.

More than 5,000 contemporary and "historic" mustards from around the world.

This forgotten beach house built to look like a Frank Lloyd Wright masterpiece overlooks a hidden beach.

Comprised of Spanish war cannons, this sculpture once graced the bow of a WWI warship.

A renowned Civil War veteran, this Bald eagle now presides over the Wisconsin State Assembly.

Prayers and messages of hope decorate the ceramic tiles of this pavilion.

A unique botanical garden housed in three giant geodesic domes.

Statue dedicated to the star of an old television show.

The bugs crawling down the front of this office building are almost as big as a '68 VW Beetle.