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

The somber sculptures commemorating Irish Famine on the river Liffey in Dublin.

This top-secret nuclear bunker hidden in a Bosnian mountain has been converted to a modern art exhibition space.

This little gem of a museum is a hidden jewel filled with prehistoric treasures.

Over 600 acres of idyllic open grassland honor Nebraska’s georgic storyteller.

A mining town, now abandoned, was built in a canyon so narrow that the railroad ran right through the hotel lobby.

Constant erosion has created a surreal landscape of bleached and preserved fallen trees.

A black cottonwood gets a second life as a home for books.

These black pillars of volcanic basalt seem to call mountain climbers with an unbreakable siren song.

This sidewalk tribute honors Colorado's great culinary creation.

This Boeing KC-97 tanker is now a restaurant for aviation lovers.

This private skyway is filled with art and was expanded explicitly so that Hitler could appreciate a river.

Amazing pre-Civil War ruins alongside a shallow, rocky river that hosts beautiful (but endangered) lilies.

One man's extraordinary topiary garden in a small South Carolina town.

This set of rickety spaceships are prepared to give alien travelers a place to relax and go to the bathroom.

South Carolina's last remaining slavery auction house is now a museum devoted to its own tragic history.

"Not too many people can say they've had a nuclear bomb dropped on them, not too many would want to." — Walter Gregg.

The oldest bridge in South Carolina may have been designed by the same man who created the Washington Monument.

An unfinished rail tunnel that has since been used to house cheese and bats.

Settled in 1696, abandoned after the Revolutionary War.

Oldest unrestored plantation house in America that is open to the public.

This psychedelic tromp l'oeil seems to be beckoning drivers to crash into a wall.

Despite being burnt down multiple times, the ruins of this South Carolina church are still standing.

This natural spring not only claims to heal the wounded but it has also been willed to God.