An encyclopedic collection of mammal penises.

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

Internet rumors, often involving Icelandic singer Björk, have abounded regarding this isolated outcrop of rock.

This hill is all that remains of Cambridge’s former castle.

Students can borrow artwork from this gallery to display in their own residences.

This former asylum for Black Americans is haunted by its history of violence and racism.

One of America's oldest continuously operating hotels offers a blend of rich history and historic architecture in the heart of Annapolis.

A charming tour of the umbrella, tin-can, and drinking-straw capital of the world.

The 72-foot giant escaped confinement in a large patch of mulch only to be reburied in the sandy shores of the Potomac River.

Built by the patriotic residents of Boonsboro in a single day.

More than 8,000 drinking jugs say “Cheers!” to a guy named Toby.

Inspired by the Rialto Bridge in Venice, these three clustered bridges were just one part of a Slovenian architect’s grand vision.

A trough of 700 strange bronze faces runs through a narrow alley in Ljubljana's old town.

Martin Bricelj Baraga's monolithic sculpture measures the blueness of the sky, and changes color to match it.

A whimsical bridge adorned with decorative dragons.

It was once the base for a series of domestic terror attacks.

The most accurate timepiece in the world.

Garments from across the globe call this hidden gem home.

The 28,000-year-old specimen is remarkably intact.

A historic town sits upon the site of a long-lost 18th-century trading community.

Each time a baby is born in Ghent, these streetlights flash in silent celebration.

This fairytale castle was built as a show of power but was nearly torn down thanks to its history of torture.

An ancient Roman relief beautifully preserved on the façade of a house.

The official motto of Luxembourg reminds passersby of the Luxembourgish commitment to their national identity and sovereignty.