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

Museum devoted to the artificial language of Esperanto.

Handsomely crafted representations of our round planet.

Royals, rebels, and artists have all conversed at this grand 19th-century Viennese coffee house.

A peculiar samurai statue overlooks the center of Brno.

A cheeky architectural easter egg.

This hanging crocodile is thought to be the "dragon" that once plagued a Czech city.

This strange statue depicts a young boy's body with an adult Mozart's head and a single wing.

A peculiar clock commemorates a historic victory won by ringing the noonday bell an hour early.

Sturdy scales are a surprising thing to find in a modern European city.

These two 15th-century metal rods allowed people to check if they were swindled or not.

Dine amidst exotic plants at this former royal greenhouse.

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

Vienna's diversity-themed traffic lights were inspired by the Eurovision Song Contest.

The Habsburgs' royal collections of art and wonders.

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

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

A sinkhole and now a swimming hole, too, full of dazzling turquoise water.

The largest falcon hospital in the world, caring for over 6,000 feathered patients every year.

This massive piece of artwork weighs more than 250 tons, and was designed as a tribute to the first president of the United Arab Emirates.

No building in the world leans as far as the so-called “Leaning Tower of Abu Dhabi.”

A small United Arab Emirates territory within an Omani enclave within the United Arab Emirates.

Whitewashed mosque contains the world's largest carpet.

This lonely tomb is all that remains of a once-bustling ancient trade hub visited by Marco Polo.