A British plaque explains that a house was built using the spoils of the first international golf bet.

A stone monument acknowledging Scotland's right to have a separate Parliament from the one in Westminster.

Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

Try the alligator at this fondue spot, which has been catering to "lovers and hedonists" since 1967.

Overlooking the Colorado Convention Center is this giant sculpture made from thousands of triangles.

Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.

This futuristic airport terminal was abandoned for decades before reopening as a hotel—with a vintage plane of its own parked out back.

It looks like a whale, it's part of Yale, and it's best-known by a nickname you can probably work out for yourself.

Yale University's home for rare works, including the mysterious Voynich Manuscript.

An organ located deep within a cave, whose "pipes" are the geological features of the cave itself.

Legacy of the earthquake that nearly wiped Lisbon off the face of the Earth.

The world's oldest bookshop still in operation.

Entire apothecaries are on display at this Lisbon museum, which explores the history of medicine.

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

A museum dedicated to the history and exploration of both popular music and science fiction.

This working class sculpture pounds his hammer all the livelong day.

On the roof of the oldest department store in Tainan stands a Shinto shrine dating back to the 1930s.

The first Confucian temple in Taiwan, founded by the son of a pirate lord, doubled as the island's first state-sponsored school.

An extraordinary natural landscape of mountains, waterfalls, and rocky cliffs riddled with tunnels.

A waterfall runs right through the middle of this Taiwanese shrine to the hundreds of workers killed while building a nearby highway.

Memorial to the father of the Republic of China.

Enormous pendulum helps keep Taiwan's tallest building from swaying.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

Local legend says Isaac Newton built this footbridge without any screws, bolts, or nails.