A collection of outdoor mystical statues paying homage to indigenous Australians and ecological stewardship.

The world's oldest Jewish library was founded by Sephardic Jews in 17th century Amsterdam.

Largest Roman Catholic church in North America.

Visit this church that's shaped like a giant glass pump either to cater to women or to reference a tragic local tale. Or both.

This short bridge is the only thing connecting a tiny Irish island to the mainland.

Giant busts of 42 U.S. presidents are sitting in a field in Virginia.

This astonishingly geometric cave has inspired everyone from Jules Verne to Pink Floyd.

Mother Nature outdoes herself with this stunningly beautiful set of caves carved into marble.

The great Danube river starts here.

A trio of hidden hot tubs takes advantage of Iceland's natural geothermal vents.

Each spring, a dreamlike carpet of bluebells overtakes the forest floor.

The world's oldest rose is so tough it survived being bombed in World War II.

Rent out a glass igloo to watch the Northern Lights like you live in the future.