This graveyard contains markers and monuments dedicated to some of the darkest chapters in Washington's history.

A beautiful final resting place for some of the noteworthy deceased.

This park celebrates a sister city relationship that survived the Cold War.

Deep into the lower floors of Pike Place, find a date with fowl fate.

When the Soviets destroyed the historic Armenian monastery they somehow left its bell tower intact.

The secret room where early Bolsheviks cranked out propaganda fliers on a smuggled printing press.

With over 10,000 lights, this engineering marvel lights up the city after dark.

You'll find just about anything in this funky Tbilisi flea market.

Over time, this castle grew to encompass the entire island.

Open-air museum with a large collection of Soviet-era statues.

An abandoned masterpiece of Soviet Brutalist architecture.

Once known throughout Europe, this tiny and unusually progressive 18th century micro-nation within Lithuania now lies in ruins.

Legend has it that Napoleon Bonaparte fell in love with this Gothic church.

Catch a scenic view of Warsaw's Old Town from the top of a centuries-old dumping ground.

Atop this library is one of the most beautiful green spaces in Warsaw.

Legend says this is actually a heartbroken prince waiting for his true love's kiss.

The final resting place of more than 200,000 people, this is one of the largest cemeteries in Europe.

This hidden collection of everyday objects illustrates life within communist Poland.

A hidden art gallery in an abandoned Warsaw fort.

A program of Communist glamour in post-Stalin Poland is preserved in this colorful museum.

The internal railway of one of the biggest steel plants in America has been transformed into a linear park with unique industrial views.

A toxic ghost town sitting atop a massive coal fire.

Philadelphia boasts one of the best — and most often overlooked — traditional Japanese gardens in North America.

A layered tribute to the work of mosaicist Isaiah Zagar.