A fortress built to pacify local uprising that had a stint as a Nazi concentration camp before becoming a five-star hotel.

This underground transport hub doubles as an art gallery.

One of the world’s best microminiaturist, Nicolaï Siadristy displays his lifetime of tiny creations in this museum.

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

The haunting complex honors the millions of Ukrainians who died in the forced famine under Soviet rule.

This 1000 year old relic-filled cave monastery and UNESCO World Heritage Site also hosts an amazing micro-miniature museum.

A quirky collection flush with information on commode culture from ancient times to modern day.

This hill is known for its connection to the occult in Slavic tradition.

The deepest metro station in the world.

When you've got to go, you've got to go.

An Art Nouveau building covered in animal gargoyles and grotesques.

One of the largest museums in Ukraine remembers the story of the German-Soviet War in iconic, brutalist style.

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

A reconstructed medieval gateway that was the magnificent entrance to the capital city dating back to 1037.

400-year-old garden, restored to beauty.

This tangled English forest looks like something right out of a fairytale.

Famously misunderstood wonder of the ancient world

The world's largest collection of witchcraft regalia.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

This iron building in the Amazon allegedly shares an architect with the Eiffel Tower.

This 16th-century monastery was founded to cloister the daughters of wealthy local families.

This bullring in Lima is the oldest in the Americas and the second-oldest in the world.