Crumbling necropolis set high above Fez.

This 16th-century Moroccan fortress-turned-armory museum offers prime views of the historic quarter in Fes.

The designated Jewish quarter in Fez dates back to the 15th century.

The true depths of these stunning Moroccan caves are unknown.

Founded as a refugee camp, now a popular tourist spot.

Reaching this rock formation involves a hike through rocky rapids and springs where wild turtles reproduce.

At this faithfully preserved medina off the Moroccan tourist circuit you can walk through six centuries of history in one day.

Spain's largest bullring offers a unique glimpse at architecture and history.

Its appearance in "Game of Thrones" may spur on the long-awaited restoration of this medieval shipyard.

The final resting place of the great navigator, or maybe his brother.

This former charity hospital for elderly clergy houses some of Seville’s most treasured paintings.

A 16th-century Andalusian palace.

The world's largest wooden structure.

The current seat of the Parliament of Andalusia was once the epicenter of the Great Plague of Seville.

An eerie collection of the surviving structures from a past celebration of the future.

The Roman city was the birthplace of various emperors and is home to one of the empire's most impressive architectural feats.

An eccentric collection of antique items shares space with a prop-quality witchcraft museum.

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

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

This urban oasis is a marvelous meld of music and landscape architecture.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

The artwork commemorates the many ways 20th-century people perished while on the clock.

A fantastic place to see murals, and an important location in the history of Toronto's legal street art scene.

This museum explores the history of stickers and is home to RePEELed, an exhibit featuring sticker art from around the world.