This whimsical winery by Antoni Gaudí looks ripped from the pages of a fairytale.

One of Antoni Gaudí’s earliest buildings, built between 1886 and 1890 for the industrialist Eusebi Güell.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

This boat represents the promise of undiscovered territory, a dream of hope, and progress and freedom for Iceland.

Along this wire fence, travelers have been leaving a particular memento since 2012.

Ancient snack bar of the Roman Empire re-opened.

The walls and streets of the ancient city are peppered with penises.

Erotic art covers the walls of the largest ancient pleasure palace.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

One of the tallest bell towers in Italy plays a particular melody at just two times each day.

This full-sized orange tree lives suspended in mid-air above the streets of Jaffa.

The only quarter of the Old City not dedicated to a major world religion.

The curious underground history of keeping Paris clean.

Solar observatory doubles as a daring display of Expressionist architecture, much to Einstein's chagrin.

A set of parking garage escalators doubling as a historical overview of Rotterdam.

This hotel was once home to a steamliner company and became the final rest stop for Europeans heading to the New World.

A museum dedicated to the history of the diamond trade in the Netherlands.

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

Widely advertised as Amsterdam’s narrowest street, this passage was once a highlight of the Red Light District before its windows closed.

Europe's first floating restaurant is home to a hilarious legend.

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

A magical sinkhole on the Yucatán Peninsula is adorned with mini waterfalls and hanging vines.