An encyclopedic collection of mammal penises.

Rainbow shutters decorate this former police station.

This water wheel turned to stone in a matter of decades.

This ancient limestone cave system contains many impressive geological features.

This antique store and museum features unusual items from all corners of the world.

This work of public art symbolizes the maritime history and the modern creative industry in Fremantle.

Visible from both land and sea.

This encrypted monolith protected a secret of Norse mythology by hiding in a church wall for over a millennium.

The world's biggest version of the popular Swedish souvenir.

A modern day curiosity cabinet.

Considered by many to be one of the most dangerous highways in Alaska.

A high school astronomy enthusiast designed this model of our solar system to be traversed on foot.

The now-serene site of the largest earthquake ever recorded in North America.

An illuminated manuscript comprising the life's work of a lone monk, inexplicably decorated with a portrait of Satan himself.

A concrete mushroom that divided Stockholm residents for nearly a century.

Sweden's oldest street has not changed for nearly a millennium.

A tiny town hall—in Sweden's one-time capital—might be the smallest in Europe.

This Viking Age memorial contains the oldest known image of a Täby resident.

A medieval church that contains murals from famed artist Albertus Pictor.