It may look like no more than a full-scale model, but every part of this full Space Shuttle stack had a working role in aviation history.

A cabin completely covered in coffee mugs, where visitors are welcome to leave one of their own—if they can find an empty nail.

This Old West hotel, the longest in continuous operation in the state of Arizona, is claimed to be haunted.

This open-pit mine is now an abandoned symbol of Bisbee's copper-mining heritage.

The oldest pub in Ireland may also be the oldest surviving bar in the entire world.

A small memorial commemorates a man who died at Kilkee Cliffs.

A monument to a beloved aquatic folk hero in the Irish town of Dingle.

An Irish town has built a statue to a silent film actor simply thanks to the holidays he once spent there.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

These structures were inspired by both Native American shelters as well as, strangely, an ice cream shop.

These memorials built by an eccentric bachelor on the side of Interstate 5 cause both wonder and traffic accidents.

At the most northwestern point of the contiguous United States lies a trail leading through an ancient forest to stunning cliff-side vistas and massive oceanside caves.

A surreal landscape where fanged rocks rise from the ground and the ocean feels like a great mystery.

This famous bridge twisted itself into oblivion, but not for the reason you might think.

The highest point in North Carolina and the United States east of the Mississippi River, Mount Mitchell is named after argumentative explorer Elisha Mitchell.

One street divides a single town that stands in two U.S. states.

This natural wonderland is a unique chance to explore a Carolina bay, a mysterious geological formation of unknown origin.

A life-sized memorial to Harry L. Collins, the official corporate magician of Frito-Lay.

I-95's Tijuana-style celebration of kitsch at the Carolina border.

This ceremonial mound is one of the first officially recognized Native American historical sites in North Carolina.

This fallen red oak tree has been transformed into a piece of trailside art.

The world's largest fire hydrant is supposedly tornado-proof.

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

This titanic steel chain linking two buildings was installed without permission but instantly beloved.