Tiny castle in the middle of the Rhine made you pay to pass.

A memorial for a young woman and her ghost, which are claimed to have caused countless deathly shipwrecks.

Centuries of warfare, tragedy, executions, and poetry come together in this 13th-century fortress.

A ruined castle stands atop a hill surrounded by dragon lore.

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

Between Neo-Pagans and Neo-Nazis, these strange rock formations have a curious cult following and a very strange history.

This proud Teutonic warrior rises out of a German forest heralding a victory and measuring lightning.

This ornate Weser Renaissance house was also the home of an infamous witch hunter.

According to a satirical conspiracy theory that persists today, this German city of 300,000 is a hoax invented by the CIA.

This massive steel pyramid can be entered by a set of jagged steps that let visitors stand in its heart.

The Bauhaus-style former industrial complex is considered the world's most beautiful coal mine.

The monumental home of Prussia’s eccentric "Cannon King."

A distinctive former power plant turned university lecture hall looks like it could make you breakfast.

A restaurant with an extensive Irish whiskey bar also has several first editions of famous works by Irish authors.

This ancient Irish tower could easily have stood in for Rapunzel's prison.

A statue in the center of Dublin dedicated to one of their favorite sons of rock & roll.

Dublin's most modern, visually spectacular bridge is modeled after Ireland's national emblem.

The somber sculptures commemorating Irish Famine on the river Liffey in Dublin.

Amidst the bustling streets of Dublin, there is a hushed garden that is dedicated to "All those who gave their lives in the cause of Irish Freedom."

The modern birthplace of Irish freedom.

The mummified heart of a saint lives on in this church—after a brief hiatus when it was stolen.

The oldest public library in Ireland.