These engineering masterpieces are a dominant feature of the Belfast skyline.

This massive monument has been telling the time for 150 years—at a slight angle.

A giant sculpture of the legendary "Salmon of Knowledge" celebrates the return of fish to Belfast's River Lagan.

The last Victorian market in Belfast.

The statue honors a beloved bird that once roamed St. George's Market.

A towering steel-and-bronze figure whose playful nickname outshines its official message of hope

After protestors toppled a statue of a 17th-century slave trader, the pedestal where it once stood remains unoccupied.

This pedestrian footbridge honors Pero Jones, an enslaved African who lived in Bristol.

An authentic, seaworthy replica of the ship that sailed to Newfoundland in 1497.

An ornate doorway leads to the former site of one of the city's oldest society of merchants.

No one is sure what to do with this WWII shipwreck that sits at the bottom of the Thames, still loaded with tons of explosives.

The Tudor-style cottage in the middle of the square is not quite what it seems.

The townhouse where the "Blood Countess" Elizabeth Báthory started her murderous career.

Designed as a reminder of one of the darkest moments in Austrian history.

The final resting place for the remains of 143 Habsburg royalty.

Baroque celebration of the end of the Great Plague of Vienna.

In the middle of a Vienna square, Roman ruins dating back some 2,000 years are on display.

Museum devoted to the artificial language of Esperanto.

Handsomely crafted representations of our round planet.

A monument dedicated to a lone, brave invader.

A mechanical clock built in 1914, with a rotation of 12 historical figures on its face.

The beautiful baroque library of the Hapsburg empire.

A tropical paradise just a short trip from the opera house is filled with beautiful winged creatures.

Dine amidst exotic plants at this former royal greenhouse.