A subterranean Holocaust refuge within one of the world's longest cave systems.

340-foot statue built to honour the Heroes of the Soviet Union.

The ruins of an abandoned church loom within a picturesque Ukranian village.

An Art Nouveau building covered in animal gargoyles and grotesques.

This exquisite, alienesque piece of Soviet architecture is being threatened by modern shopping malls.

The largest park in Lviv is surrounded by a network of disused rail tracks.

Monumental sculptures guard many of the graves, transforming this necropolis into an open-air fine art museum.

World's largest crossword puzzle spans the side of a towerblock, its clues scattered throughout the city.

The deepest metro station in the world.

This oddly shaped building is a surprising Soviet-era crematorium.

Featured in one of the most iconic scenes in cinema history.

This underground transport hub doubles as an art gallery.

One of the world’s longest pedestrian suspension bridges.

Perhaps the most spectacular grotto along the Algarve coastline.

A small but immensely extravagant palace built by the "Night King."

An abandoned train station in Munich constructed for the 1972 Olympic games.

Walk inside a half mile long crevice right outside the town of Garmisch Partenkirchen.

The stones of this formerly witch-obsessed castle were used to build a church.

The scars of World War II are preserved on its walls.

A delightful but little-known public observatory and planetarium in Munich.

This beautiful 19th-century temple stands atop the ruins of its predecessor.

This airport currywurst stand is made out of retro airplane parts.

This massive statue is the personification of Bavaria and the first colossal statue of the modern period composed of bronze.

German-style coffee and cake, just like Oma used to make it.