This small-town opera house has appeared much more in national culture and history than its charming setting might suggest.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

A gothic church spire sits atop this skyscraper, the tallest church in the world.

20,000 pieces in a Frank Gehry-designed building.

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

Sleepy Minneapolis block beats Guinness Record for most churches on one city block.

A Building for Your (Former) Funerary Needs.

One of the world's premier laboratories for hydraulic engineering research takes full advantage of the water's power.

1887 era Russian Orthodox church in Minneapolis.

This iconic water tower and failed bandstand is open for panoramic views once a year.

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

If it hadn't been caught in time, a flaw in the design of this Manhattan skyscraper could have led to its collapse.

Residents of Berlin take their coffee and cake in one of the city’s most restful spaces: a cemetery.

A stone marker and sculpture in the city of Riga stake a claim for the very first community Christmas tree.

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

Meet the bronze beloved pet to a family of famous peeing statues.

This behemoth bovine guards an Estonian town and is a memorial to the lost species.

The world's most delightful not-NOT-religion welcomes visitors to the town of Templin, just like its more stoic peers.

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

This seaside pine grove features an exclusive watchtower that presents amazing views.

A massive collection of petroglyphs dating back some 40,000 years.

The Renaissance-era courthouse is a relic from the fortified town's centuries of Venetian rule.

This narrow fjord-like bay is the largest ria in the Mediterranean Sea.

For patriotic Russians, this memorial honoring the Soviet soldiers who died liberating Berlin in 1945 is the most sacred location outside of Russia.