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

This little medieval church hidden in the center of Yerevan was lost and rediscovered—twice.

Huge stairway leads to this massive gallery.

Hundreds of intricately carved Armenian stone crosses can be found within this huge cemetery.

This ancient monastery complex was transformed from an island to a peninsula when the lake was partially drained.

A geological oddity topped with a 2,000-year-old pagan temple.

This Armenian monastery was carved out of cliffs and named after the spear used to stab Jesus.

This series of Armenian caves held the oldest brain, shoe, and winery in the world.

Nestled in a peaceful valley, this Armenian monastery may have been saved from Mongols thanks to the eyes of God.

Giant stone letters dedicated to the founder of Armenia's alphabet.

The most visited pilgrimage site in Armenia once held a saint in a pit for 13 years.

An unusual double-stelae obelisk with ancient and mysterious origins.

Defy gravity at this fascinating Pyrenees overlook platform.

A historic structure inspired by Roman, Muslim, and Jewish bath houses.

Designed by Gustave Eiffel before his famed tower.

Kissing the ass of this stone lioness has become a rite of passage in the city of Girona.

A unique hotel for the artistic soul.

The largest fountain in Bratislava.

Vienna's giant wonder wheel had a starring role in one of the greatest noir movies of all time.

Op-art architecture designed for happiness.

Built to give thanks for the passing of a plague epidemic, this cathedral is a one-of-a-kind architectural hybrid.

A metal forest of peas pays tribute to the founding father of genetics.

This Gothic church was wheeled in its entirety to a new location a half a mile away.

A series of playful yellow penguins share a serious message about the environment.