Ancient barriers wrap around what was once an important stop along the Silk Road.

This "tower of death" has acted as an observatory, a religious hub, and an executioner's lair.

Controversially restored in the 1970s, this giant 15th-century mosque is shrouded in legend.

A building facade covered with the statues of 11 giants of Tajik literature.

The world's second-tallest flagpole stands proud despite dropping rank.

This retro, UFO-like structure is a remnant of the Soviet-era circus.

This sprawling market is a one-stop shop for traditional Kazakh foods, from mare’s milk to sheep’s head.

In Kazakhstan, a colorful cathedral with many lives once survived the most powerful earthquake in the region.

This Soviet statue is based on a piece of propaganda that's been elevated to national myth.

Beatlemania is still going strong... at least in Kazakhstan.

A brilliant turquoise lake in the mountains.

Hoax, mistake, or evidence of dinosaurs in human times?

A battle between nature and architecture in the Cambodian jungle.

Though it was originally dedicated to the Hindu god Shiva, Baphuon was converted to a Buddhist temple in the 15th century, complete with a massive hidden statue.

England's largest white horse isn't even white.

One of the oldest and certainly best preserved Cistercian abbeys still in existence.

This device was crucial to the Industrial Revolution development of Leeds.

This sculpture celebrates a boules tournament and the link between Leeds and its twin city Lille.

This sculpture of Edward of Woodstock is surrounded by eight Victorian lamp bearers.

The name of this suspended sculpture is Latin for "high horse," which is exactly what it is.

One of three sites in England that house the National Collection of Arms and Armour.

The largest preserved walking dragline excavator in Western Europe.

A series of waterfalls so massive they straddle the border of Argentina and Brazil.

Ella Fitzgerald, opera singer Enrico Caruso, and dancer Isadora Duncan all performed in this lavish, supposedly haunted theater.