The remnants of two World's Fairs are here, complete with a 12-story globe, a mini-Manhattan, and a UFO-shaped pavilion.

Leaf through over 30,000 artists' sketchbooks in what may be the world's largest collection of doodles

Sniff the Titan Arum's rotting flesh.

Mysterious 500-year-old tapestries depict a unicorn hunt.

Ride the subways of yesteryear.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

One of only two commuter aerial tramways in the United States.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

The one-stop shop for all of your superhero (or evil arch-nemesis) needs.

A crumbling hospital from the 1850s on Roosevelt Island.

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

This Soviet-era athletic and recreation facility is the highest ice skating rink in the world.

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

A modern tower, symbolizing the legend of a golden egg on top of the tree of life.

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

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

An entertainment center in a huge transparent tent.

Nicknamed Kazakhstan's Grand Canyon, this natural wonder lies east of Almaty near the Chinese border.

Iconic pyramid from famed British architect Norman Foster designed to represent all of the world's religious faiths.

A brilliant turquoise lake in the mountains.

150 or so scrounged-up lamps, chandeliers, and lanterns light up this alley in central Athens.

Where commuters walk through remnants of an ancient Greek necropolis.

A sharp sculpture made of thousands of pieces of jagged glass.

This ancient Greek place of assembly and marketplace is being revealed layer by layer below the modern Athens cityscape.