A highly-criticized monument in Budapest has become the site of a makeshift Holocaust memorial.

Hungarian Jews were ghettoized during the Second World War, but little remains of the original wall that closed the Jewish people off from the rest of the city.

A diminutive statue that was inspired by the sculptor's own daughter.

This sculpture honors the man who was known as the "Righteous Among the Nations."

The holes in this wall provide a glimpse into Jewish life in Budapest, both past and present.

Tucked away near more famous landmarks lies a statue meant to symbolize the confluence and continuing development of human culture.

This Hungarian castle was built out of cardboard and wood until it proved so popular that it got upgraded to stone.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

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

The building's fluid, wavelike walls are a true feat of architectural ingenuity.

Foreign invaders almost left this lovely Caucasus palace alone—almost.

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

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

The luxurious circular mansion built for a Communist leader now lies abandoned.

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.

Armenia's premier center of astrophysical research was established during the Soviet era.

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

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

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.

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

The decaying remains of a once-luxurious Soviet spa town.