A verdant 17th-century-style garden hidden along Edinburgh’s Royal Mile.

This Scottish graveyard is the final resting place of the man who inspired the character Ebenezer Scrooge.

A sweet symbol marks the place where torturous executions were once carried out.

Edinburgh's oldest statue hides within a parking lot behind the city's iconic cathedral.

A labyrinthine network of chambers with a storied past hides below Edinburgh's South Bridge.

A haunting contrast of trains that both saved and took the lives of Jewish children in Nazi Germany.

A memorial in the Tiergarten is a reminder of the suffering inflicted on homosexuals by the Nazi regime.

Cold war icon and onetime "hole" in the iron curtain.

One of downtown Berlin's last reminders of its Communist past.

What started as a tongue-in-cheek shrine is now a full-blown museum celebrating "The Hoff" and his longtime love affair with Berlin.

The bunker where Hitler took his own life is hidden under this deliberately ordinary parking lot.

This World War II bunker now survives as a documentation of the Nazi regime and war crimes.

A fascinating insight into daily life in the Eastern Bloc.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

This gorgeous reading room houses the oldest and largest art history library in the Netherlands.

A monument to the grand synagogue that stood in this space before Nazis burned it down.

A statue built to honor the elite soldiers who fought for Latvia during World War I.

With a design inspired by traditional Latvian textiles, this monument honors the Latvian people who suffered under Soviet occupation.

The former Field Marshall and Minister of War to the Russian Imperial Army.

A Latvian rescuer who saved countless lives during World War II.

This celebration of Latvia’s freedom and independence avoided demolition over half a century of Soviet occupation.

The reconstruction of this prominent building fulfilled a long-written command.

The oldest housing complex in Riga is a mini timeline of architectural trends.

Latvia's symbolic mountain-shaped national library is home to millions of cultural tomes.