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

Doris Duke's lasting collection of Islamic Art, hidden in a Hawaiian paradise.

This legendary urban waterfall creates a dazzling display of rainbows.

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

A series of waterfalls and pools that flow through the 'Ohe'o Gulch and into the ocean.

Climbing this abandoned railway leads to breathtaking vistas of O‘ahu.

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

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

Watch the newest land on the planet form before your eyes.

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

This black shoreline is made up of exploded lava particles.

A display of magnificent stained glass windows is the first exhibit of its kind.

The only Bahá'í house of worship in North America and one of only a handful worldwide.

Controversial tribute to the heavyweight champion boxer who grew up in Detroit.

These enduring murals depicting a distinctly Marxist tribute to capitalism could not even be defeated by McCarthyism.

A Beaux-Arts triumph set to become Ford's innovation campus

Berry Gordy Jr.'s old home was the original headquarters of Motown Record Corporation.

Spectacular views await visitors to this lake.

The only road through the heart of Glacier National Park.

A multiversal transit station located right below a highway interchange.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

This church on a Tohono O'Odham reservation has stood since 1797.

Sleep where gangsters fell amidst smoke and flame, with nary a bullethole to show for the legendary struggle.