A whimsical garden of outsider art in the Spanish countryside.

The temple that withstood the Nazis.

An ancient Egyptian temple in the middle of Madrid, Spain.

A lush indoor jungle fills this bustling Madrid transportation hub.

This unassuming bookstore in the heart of Madrid is one of the oldest in Spain.

These distorting, funhouse mirrors achieved fame in a renowned piece of Spanish theater.

This Art Nouveau gate still stands at the former entrance of a 20th-century Spanish writer's colony.

A statue commemorating a beloved stray dog who was adopted by the entire neighborhood where he lived.

A window into a long-lost world, these colorful tiles advertise a long-defunct range of purgative teas, harmless smokables, and diarrhea cures.

An automaton perched above an classic clock and watch store

Madrid's last horchata kiosk is a blue-and-white beacon of refreshment.

The oldest restaurant in the world is this old-world Spanish eatery, still known for its suckling pig.

Abandoned for decades, trains still pass through the now-restored remains of one of Madrid's first metro stations.

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

Walls of stone rise up from sinkholes caused by underwater erosion.

This art installation at an abandoned lipstick factory has distinct anti-capitalist vibes.

The legacy of a Moroccan Jewish community is remembered at this little mouldering cemetery.

Sample Spanish wines under frescoes in a historic monastery of "barefoot old men."

One of the most spectacular bridges in Spain spans a narrow chasm that divides the city of Ronda.

The world's most elegant power lines.

Red, white, and blue painted steps along with a Union Jack celebrate the outcome of Gibraltar's 1967 referendum.

The hidden ruins of an old hydroelectric plant reclaimed by nature.

A reservation-only highland forest reserve of endangered Pinsapar firs stands above a village in Andalucía.

This stucco building in North Africa was the first American-owned property on foreign soil.