A memorial to the murdered Jews of Kaunas.

Just another terrifying garden filled with hundreds of endlessly smiling doll people.

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

This wooden recreation of a 9th century lake village looks as though it was built yesterday (which it relatively was).

Surreal works of unreal stone and metal dot the landscape of this Latvian art park.

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

The widest waterfall in Europe is a natural wonder and one of the only places where fish are caught in the air.

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

A top secret Cold War bunker hidden beneath a Latvian spa facility is now open for tours.

Medical museum that houses most notably the taxidermied remains of Vladimir Demikhov's famous two-headed dog experiment.

These crumbling Latvian forts make for some haunting seaside ruins.

3,000 market stands in five former Zeppelin hangars.

Flamboyant architecture from the turn of 20th century.

Spend the night in 1920s Latvia in this historic recreation and movie set.

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

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

A former imperial sea-fortress and Soviet prison.

A historic scientific breakthrough that crosses nine borders.

The Guardian of Tallinn.

First point in the Struve Geodetic Arc, a 19th century undertaking to measure the Earth's size and shape.

Estonia's largest creative city is a vibrant bohemian hub located within a former industrial complex.

The oldest church in the Estonian capital is home to over 100 fantastical cemetery coats-of-arms.

A secluded art gallery hidden within the cellars beneath Tallinn’s medieval monastery.

This old Estonian mine has been kept like a sprawling time capsule of the local shale industry.