A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

Designed by Gustave Eiffel before his famed tower.

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

A vista of the city and sea from atop the little-known viewing deck on an unassuming Columbus statue.

A curious carving hides on a marble column in the Mosque-Cathedral of Córdoba.

One of the most breathtaking railways in Europe also takes one of the steepest climbs, from fjord to mountain plateau.

A lone gunner's station is all that remains of a replica Spanish Fort in Florida.

For 32 years the famous Ringling Bros circus troupe spent winters in this sunny spot in Florida.

The walls of America's oldest masonry fort famously "swallowed" cannonballs.

It's a pretty creepy lock-up.

This museum on the site of a former rubber plantation showcases the harsh conditions to which rubber tappers in the Amazon were subjected.

This Miami cemetery holds the remains of two Cuban presidents, a Nicaraguan president, and the senior Desi Arnaz. And it was once the resting place of the crown prince of Spain.

This abandoned NASA launch site is now a memorial to a trio of astronauts who were killed there.

A building so large that it has its own weather.

This spooky road cut through a mound of ancient coral might be haunted by a witch.

This railroad and oil tycoon's lavish estate now stands as a time capsule of the Gilded Age.

The oldest house of worship in Palm Beach has a wonderful tropical garden.

The hall of fame for circus performers.

A towering, steel behemoth that has graced the skyline of Lakeland, Florida since the early 1980s.

A plaque honors Miami's sister city in the Canary Islands, inviting one to reflect on their place in the world.

This liminal destination combines creaky carnival rides, a classic car museum, and luck-of-the-draw flea market finds surrounded by dust and drive-in movie screens.

These ruins are all that remain of what a Spanish barrack that likely housed a quarry overseer, masons, and stone cutters involved in the construction of the Castillo de San Marco.

A historic landmark and museum filled with curious objects representing the history of Key West.