This semi-secret storybook hedge maze is also the oldest garden in the city.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Kyiv's answer to Muscle Beach is a Soviet-era gym made from scrap metal.

This underground transport hub doubles as an art gallery.

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

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

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.

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

Ukraine's oldest operating pharmacy now offers guests a fascinating walk through apothecary history.

Get past the gatekeeper's apartment and enter an elaborate hoax of a restaurant with a Masonic feel.

Hamburgers are intensely proud of their tunnel beneath the river.

A vast and unlikely aviation museum kept alive for over 50 years due to one man's tenacity.

The oldest housing complex in Riga is a mini timeline of architectural trends.

3,000 market stands in five former Zeppelin hangars.

A former Latvian headquarters of the brutal KGB secret police is now open as a grim reminder of their atrocities.

This dizzying tower was built to better broadcast the 1980 Moscow Olympics.

Disused seaplane hangar gets a second life as the jaw-dropping home of Estonia's museum of maritime history.

The traditional Polish croissant, folded 81 times into the shape of a horseshoe, is a legally protected cultural treat.

This extensive collection covers thousands of years of Polish military history.

A tribute to the Polish insurgents who fought in the failed attempt to end their city's Nazi occupation.

At first glance, this area seems like just another city park, but the lush landscape hides a dark past.

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