A bad omen turned symbol of good fortune now adorns a hidden palace in the quiet streets of Valencia's old town.

Across Valencia lie the remains of three ancient fortifications built centuries apart: a Roman enclosure, an Islamic expansion, and a medieval Christian wall.

Walk into an underground archeological dig, the site of the Roman Forum that was once the center of Valencia.

Of the many chalices in the running for the Holy Grail, this one in Valencia Cathedral sure looks the part.

With a facade that measures just 107 centimeters, this five-story building is one of the skinniest in Europe.

This amazing example of Valencian Art Nouveau looks more like a cathedral than a public market.

Piran’s oldest square is laden with history and a beautiful 18th-century reservoir.

Inspired by the Rialto Bridge in Venice, these three clustered bridges were just one part of a Slovenian architect’s grand vision.

A public work of art that also provides some relief from the summer heat.

When this monument to Slovenia's national poet was erected, it's said to have sparked the ire of nearby church authorities.

Slovenia's first mosque is a striking mix of Islamic and modernist architecture.

This former railway facility is the oldest in Slovenia, and now houses a museum showcasing the history of steam locomotives.

An otherworldly alpine pasture in Slovenia with historical ties to WWII and architecture that recalls Middle Earth.

A monument dedicated to a lone, brave invader.

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

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

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

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.

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

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

The crypt of the imposing Stephensdom holds royal intestines and thousands of skeletons.

One of the world's tallest Ferris wheels takes visitors high above Las Vegas in a spinning party room.

Fans have made a utility pole near where the 90s musician was shot into an ersatz memorial.