One of the most spectacular canyons in the world.

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

The largest madrasa in Morocco once housed more than 900 students within its exquisite walls.

This vast masterpiece of Moroccan architecture spreads across 20 acres.

Fortune tellers, snake charmers, poets, and storytellers all gather on this historic square in Morocco.

A focal point of the Cuban government, this city square features one of the most iconic images in the country.

In terms of history and architecture, this is one of the most remarkable cemeteries in the world.

An alien landscape of chalk-rock in the Egyptian desert.

Ozymandias’ time-keeping temple.

The bizarre visions of H.R. Giger, tucked away in a Swiss medieval city.

A hugely vast Irish landscape of barren rock that stretches for miles.

This single room has survived the centuries with almost no deterioration.

The mummified heart of a saint lives on in this church—after a brief hiatus when it was stolen.

This memorial to the victims of the Romanian Revolution of 1989 is often compared to a potato on a skewer.

A memorial museum to the political prisoners who were held at Sighet Prison, once one of the most feared places in Romania.

A fire once nearly devoured this gorgeous 14th-century Gothic cathedral.

A medieval church built up to defend its village.

The European towns of Brașov and Râșnov each have proud signs reminiscent of the Hollywood sign.

The preserved arm of a third-century sorcerer is believed to have the power to lift curses and spells.

The possible imprisonment of Vlad the Impaler here earned the medieval castle its nickname, "Dracula's Castle."

A countryside Romanian cemetery filled with colorful crosses bearing lyrical, ironic, or satirical rhymes.

A sulfuric martian landscape that looks far better than it smells.

This eye-popping Icelandic crater lake is surrounded by red volcanic rock.

A full-size replica of this well-preserved temple lets you take a walk through the Mayan age.