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

The ruins of a medieval monastery built on a perilous slope.

A tiny museum dedicated exclusively to the tiny art that decorates matchboxes.

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

This small shrine is dedicated to the designer of the first Russian fighter jet and his brother, who became Chairman of the Presidium of the Supreme Soviet.

A small but hugely whimsical theater where marionettes play out the "The Battle of Stalingrad."

This medieval fortress is (or was till 2017) the home stadium of the football club FC Duruji Kvareli.

Road signs in Namibia mark the location of one of the five major circles of latitude.

A quirky house created entirely out of glass bottles combines a collector's spirit with an artist's flair.

In the foothills of the lesser Caucasus, a centuries-old fortress still stands.

Swirling layers of white and red rock earned these mountains their festive nickname.

Mysterious hillside with a continuously burning natural fire.

A shrine of fire worship built on top of a natural flame.

Resonant stone, that has been played since prehistoric times.

A massive collection of petroglyphs dating back some 40,000 years.

Home to nearly a third of the world's mud volcanoes, Azerbaijan is home to a messy, bubbling, and sometimes explosive landscape.

What might be the largest completely Jewish town in the world outside of Israel now faces dwindling numbers and empty streets.

A unique museum dedicated to culture and artistry of carpet weaving.

This mysterious but iconic tapered tower appears in many Azeri fairytales and legends.

A gigantic collection of teeny, tiny books.

This architecturally eclectic fortress witnessed centuries of bloody turmoil, including the massacre of its ruling clan.

Hidden up a dusty track off the Georgian Military Road is this fascinating waterfall with mountainous views.

Take respite inside this jaw-dropping church while climbing the volcano where Georgia's Prometheus was once chained.

Georgia's answer to Easter Island immortalizes the nation's great poets, artists, and leaders in stone glory.