A mysterious emblem tucked in an small alleyway is actually the coat of arms of a heroic medieval family.

A huge wooden clock that is so beautiful its creator was forcibly blinded.

This 700-year-old structure is one of the most unique architectural and historic monuments in Gdańsk.

This museum in the tower of the oldest church in Gdańsk, is home to centuries-old time-keeping devices and the world's first pulsar clock.

This antique thermometer honors the creator of the first universal temperature scale.

A World War II torpedo launch station abandoned off the Polish coast.

These massive moving sand dunes have swallowed an entire village and are still on the run.

This open-air museum was originally a World War II testing ground for German missiles and rockets.

Berliners converted a bombed-out, disused lot into a community-run urban farm with its own cafe and bar.

This decommissioned nuclear power plant offers tours of its Communist-era control room and reactor hall.

This picturesque monastery at the base of a cliff is a peaceful oasis open to all visitors.

This 1960's Soviet submarine in Peenemünde Harbor claims to be the largest submarine museum in the world.

These tiny cabins on a cableway have been carrying visitors at a Baltic resort down to the beach since 1912.

Before he was forced to flee the country under Nazi rule, Albert Einstein spent his summers in this custom-built lakeside house near Berlin.

This giant, 83-year-old ship elevator is an engineering feat to behold.

This village in Bohemian Switzerland hosts more than 300 wood carvings inspired by fairytales, folklore, and other oddities, as well as a series of Communist-era tanks

Stones speckled along Harris Avenue reveal hidden nuggets of the past.

Leave a button on the jacket of this iconic Seattle clown.

Portlandia is the second-largest copper repoussé statue in the United States.

This stoic, if derpy, giant stands as a monument to Oregon's statehood and the novelty culture of yesteryear.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

Now housed in a museum, this giant pink elephant stood in downtown Seattle for more than 60 years.

Statue of Lenin, from Cold War era Czechoslovakia, now in a neighborhood of Seattle.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.