The medieval prince founded the first library in Ukraine at Saint Sophia's Cathedral where he was interred.

Remains of a station that only operated for one year.

It's the only museum of its kind in Ukraine.

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

The deepest metro station in the world.

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.

This unassuming museum's slogan translates to “there is a limit of sadness, anxiety has no limits."

One of the most poignant ruins of the Chernobyl nuclear disaster, the local football team's stadium has been quickly reclaimed by nature.

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

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

The largest catacomb system in the world.

This attraction was abandoned after the Chernobyl disaster.

The ghost town left by the worst nuclear disaster of all time is being taken over by nature and urban explorers.

This beautiful natural train tunnel is said to grant the wishes of visiting lovebirds.

Every year model trains zip through a miniature New York City that's now 150 landmarks strong.

A scale model of Russia so big visitors are offered binoculars to rent so they can see the whole thing.

All aboard the world's longest miniature railway.

An elderly widow still operates the incredibly detailed model railroad she and her husband built by hand.

A mysterious light floating in the trees of Arkansas may be a piezoelectric effect.

Everything in this miniature world was handmade from matches, paperclips, wires, tin cans, and other everyday objects.

The ill-fated plan to reroute the Mississippi so that Union ships could bypass Confederate fortifications on the river bend.

An eerie and beautiful group of columns mark the site of a grand mansion lost to time and fire.

This monument to the victims of a tragic explosion is said to turn and look at passing cars.