From Iggy Pop to David Bowie to Nick Cave, this regal music studio has served some of the all time greats.

Super-heavy Nazi architectural experiment.

A tree-like building perches on its trunk in the Steglitz neighborhood of Berlin.

A fascinating insight into daily life in the Eastern Bloc.

Gardens representing parts of Asia, Europe, and the Mid East are tucked away among the Soviet-style buildings in East Berlin.

The most visited, and possibly most controversial, museum in Germany.

A completely underground tour following the path of the most precious element: water.

There are thousands of tributes and memorials to the King, but none quite like this one in a Kraków city park.

A memorial to the beloved brown bear that served in the Polish army during World War II.

This Polish cave has housed a dragon, a brothel, and an enduring legend.

A Soviet era flat that refused to conform to the dull gray standards.

This grubby wall is said to be one of the Earth's esoteric energy centers.

Six paintings reminding you that death is integral part of everyday life.

A massive mausoleum towers over the gravestones in a 19th-century Italian "model village."

One of the best-preserved modern fortresses was part of a pivotal moment in the Italian Risorgimento.

Old batteries and frog skeletons reside in this lakeside monument to Alessandro Volta.

A 15th-century park that recreates a bit of the Holy Land in Italy.

This monastery built into a cliff hides a perfectly preserved hermit in a glass coffin.

Real bones which are said to have belonged to a Polish dragon.

Beneath Kraków Old Town's main square lies a hologram-filled medieval market vampire graveyard wonderland.

A neighborhood church's unusual abstract stained glass was the final project of avant-garde artist Jean Cocteau.

Da Vinci's equestrian statue, 500 years in the making.

The world's largest bamboo labyrinth is a living demonstration of the plant’s immense potential.

These four fountains are said to have healing properties, with a glass of the 'miracle' water being given to Louis XII of France.