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.

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

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.

The world's largest KFC restaurant is housed in a historic railway station in Azerbaijan's capital city

A massive collection of petroglyphs dating back some 40,000 years.

This mysterious but iconic tapered tower appears in many Azeri fairytales and legends.

Spring that emits water and fire at the same time is said to have remedial properties, and sparked its own religion.

The building's fluid, wavelike walls are a true feat of architectural ingenuity.

In the foothills of the lesser Caucasus, a centuries-old fortress still stands.

A unique museum dedicated to culture and artistry of carpet weaving.

Resonant stone, that has been played since prehistoric times.

A quirky house created entirely out of glass bottles combines a collector's spirit with an artist's flair.

Home to nearly a third of the world's mud volcanoes, Azerbaijan is home to a messy, bubbling, and sometimes explosive landscape.

A shrine of fire worship built on top of a natural flame.

Mysterious hillside with a continuously burning natural fire.

A modern-day Polish explorer's collection of artifacts from around the world

Prior to modern plumbing, some toilets were in tall towers perched over rivers.

It’s a painted window that looks completely real, hiding on a building in the market square.

According to local legend, this unassuming art gallery was once used to imprison witches.

A relic of Poland's shipbuilding past, reborn as a sky-high lookout.

A striking church with a Tolkien-inspired nickname.

Gdańsk's lion mascot features in a trail of bronze sculptures scattered all across the city.