Called the "Armenian Stonehenge," this ring of menhirs pierced with holes may be a prehistoric astronomical observatory.

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 world's longest nonstop reversible cable car soars through spectacular scenery to the medieval Tatev Monastery.

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

This medieval manuscript collection has some of the most obscure and ancient texts in the world.

Right up until the 20th century this network of man-made caves was the biggest village in Eastern Armenia.

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

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

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

A monastery considered a state-protected cultural monument of exceptional importance, founded in the 14th century by Serbian King Stefan Dečanski.

A UNESCO-protected spiritual seat of the Old Serbian Kingdom and Empire.

The first mosque in the world to receive electricity.

The remains of the last Bosnian fortress to fall to the Ottomans are still standing.

Oriental bazaar in the heart of Sarajevo.

This cluster of little wooden huts once ground local farmers’ wheat into flour during the days of the Austro-Hungarian Empire.

Bridge that died in war and was resurected.

This historical village takes you back to the 19th century.

A museum dedicated to the former country.

Destroyed Serbian army headquarters sits half crumbled in a largely revitalized Belgrade.

A sinuous path among steep cliffs creates a stunning sight in southwestern Serbia.

A memorial dedicated to the 29,000 Istrian freedom fighters of World War II.

Picturesque basketball courts sheltered by historical defensive walls and with an enviable sea view.