Tucked in the back of a flower shop, its collection details the fascinating history of the Netherlands's iconic symbol.

Three connected pink triangles memorialize persecuted gays and lesbians throughout history.

This small memorial is almost as well concealed as Smalls himself was on the night he sailed to freedom.

South Carolina's last remaining slavery auction house is now a museum devoted to its own tragic history.

Thirteen pastel palaces in downtown Charleston add a gorgeous splash of color to the city.

Once the most flame resistant building in the country, the South Carolina Historical Society building was almost burnt down in a fire.

A stack of stones steeped in Irish folklore, much like the hero they're connected to, hide in plain sight.

A remnant from the golden age of aviation still in use today, Pan Am's Clipper service took off from this Art Deco gem.

A beautiful opera house in the heart of Amazonia has recently restarted performances after a 90-year hiatus.

An imposing statue of the first prime minister of Antigua and Barbuda stands in the middle of a traffic intersection.

An ode to Japanese artist Hokusai, with a bit of a comical twist.

New Hampshire's first neighborhood is now preserved as a historic village with live action role players.

This valley of hot springs and boiling mud pots is home to the record-holding "Geysir," which originated the English word.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.

A relatively obscure antihero from the Marvel Comics universe adorns a wall inside Iceland's main airport.

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

If you visit the burial place of King Frederick the Great, you'll likely find a couple of potatoes sitting on his tombstone.

The "Prussian Versailles" that is as glorious today as when it was built.

A famous big wave from Japan serves as a tribute to the victims of the disastrous Elbe flood.

The “Coin Cabinet of Dresden” houses a collection of over 300,000 numismatic artifacts, one of the largest of its kind in Europe.

The largest treasure hoard in Europe is contained in a castle that was bombed out during World War II.

This Dresden church was purposely rebuilt Protestant after being demolished in World War II.

A prime example of socialist modernist architecture, wrapped in a enormous fresco about the media.

The site of the famous Nazi book burning campaign of 1933 remembers its "Night of Shame".