The Latvian city of Ventspils is filled with dozens of cow statues showcasing unique themes.

This Latvian shot factory is still used twice a year to manufacture bullets the old-fashioned way.

A railway bridge leading nowhere stands lonely in the middle of a meadow.

3,000 market stands in five former Zeppelin hangars.

This Soviet-era "closed town" was a top secret uranium producer often left off of maps.

The oldest continuously operating pharmacy in Europe.

This abandoned secret city is a crumbling wonderland of Soviet ruins.

See gorgeous frescoes at this modest Byzantine place of worship.

After witnessing the rise and fall of three empires, this ancient city was finally destroyed by a series of earthquakes.

These abundant, over-the-top monuments are so widely scattered that they define the entire compact capital cityscape, often leading to jokes about whether there are more statues than residents.

A historical puzzle lies at the origins of this structure.

This fortress dates back to the 6th century and is also the site of a controversial abandoned restoration project.

Depending on the region's rainfall, this church may be partially submerged.

This set of concrete chambers resonates according to different notes of octaves.

This abandoned fighter jet launch center is now a haunting street racing course.

A medieval setting reimagined into a unique art alley.

This striking memorial is one of Estonia’s most controversial Soviet leftovers.

Relics from an era long gone, sit idle outside this Estonian museum.

Only a fragment of this 15th-century Dance of Death survives today.

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

"There's nothing there," and other lies the KGB told us.

A small museum contains one of the largest collections of ethnic and traditional headgear in the world.

Guests become prisoners on a visit to Latvian prison.

Built to ward off Napoleon's army, this city-sized abandoned Russian fort is now perfect for urban exploration.