The oldest military monument in the United States.

Just outside the Naval Academy, Hell Point is a historical marker that could easily be the point where failed students wait for the bus.

The West's first incursion into the Afghan world lies buried beneath a military base.

Despite a history of destruction, this former citadel survives to document Afghanistan's oft overlooked history.

This magnificent blue mosque in Afghanistan is surrounded by thousands of white doves.

This former monument to an invented Iraqi victory was turned into a military camp during the subsequent invasion.

A giant bisected onion dome remembers the Iraqis who died in the Iran-Iraq War.

Once the site of the Hawaiian monarchy, this building was originally designed as a palace.

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

During the solar phenomenon "Lahaina Noon" this bendy, curvy sculpture forms a perfectly circular shadow on the ground.

An ode to one of the first concerts broadcast via satellite.

What remains of the summer palace of King Kamehameha III.

The grand marquee of this abandoned Hawaiian theater remembers the building's elegant past.

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

A unique set of caves that spits waves back out into the ocean.

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

A 1940's shrine dedicated to drowned fishermen on the outskirts of Honolulu.

An authentic replica of an Asian temple and garden hidden amongst the natural beauty of Hawai'i.

A Hawaiian stairway to heaven—that you can't climb.

This ancient Hawaiian henge may have been an early star chart.

Now a living classroom, this house was once the home of Reverend James Clinton Dent, a formerly enslaved man and a pastor.

A poem by Arthur Rimbaud is inscribed on the wall of a street that, while it is only one block long, plays a key role in multiple novels.

The world's longest and deepest train tunnel.

Walk inside a half mile long crevice right outside the town of Garmisch Partenkirchen.