A collection of collections ranging from dentistry to minerals.

Learn to drink tea like an Estonian at this museum.

This abandoned office building is a lasting example of Soviet-era architecture.

This little gem in the Gulf of Riga has a very rich heritage and distinct culture.

Hundreds of unusual wheel crosses poke above the earth in this small Estonian cemetery.

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

A clerical error gave rise to this imaginary micronation in the southwestern corner of Estonia.

Rusted cars, trucks, and buses form a fascinating collection of Soviet-era machinery.

The ruins of an Estonian prison are drowning in the quarry lake where the convicts were once forced to work.

Controversial site of what could be Europe's first pyramid.

This ironic war memorial thumbs its nose at a campaign of inedible humanitarian aid food products.

The ancient abodes are a testament to human ingenuity amid harsh climates.

An ancient church on a tiny island covered in stone bible stories has controversially been turned into a museum.

Standing proud atop a Turkish bluff, this Ottoman palace has retained its grandeur despite being abandoned for centuries.

Ottoman-era houses lovingly preserved.

Flames have been burning within this mountain for more than 2,500 years.

The deepest underground city in Turkey was designed to protect 20,000 people behind massive stone doors.

An abused and forgotten metropolis, abandoned for centuries.

More than a million titles fill the labyrinthine shelves of this prestigious private library.

A beautiful bronze statue of the greatest fossil hunter of the 19th century.

This former quarry is now a vibrant labyrinth of magical in situ sculptures.

Want to properly offend a king? Sculpt a giant hill figure in chalk of him riding out of town.

This ancient amphitheater was restored in the early 1990s.

The site of London's first coffee house has been serving refreshments of one kind or another for 360 years.