The stones of this Incan wall complex fit together so well you couldn't fit a piece of paper between some of them.

Huge stone depressions which may have acted as an Incan agricultural experiment.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

This stone complex marks the urban center of a lost civilization.

The mortal remains of an estimated 70,000 people lie in the basement of a monastery in Lima, Peru.

An elaborate shrine dedicated to the four corners of the world unfortunately misses its mark.

A turquoise lake within a volcanic crater.

Dolphins, ancient clams and hundreds of waterfalls make this one of the world's top tourist destinations.

Nine limestone rock stacks on Australia's "Shipwreck Coast."

Tribute to the Chinese people of Young and Australia.

Honoring the annual National Cherry Festival.

One of the first big sculptures anywhere in Australia.

A huge stone pyramid built for fun.

A giant Australian fruit and tropical farm.

A wonder of natural limestone formations etched by millions of years of natural interaction between rainfall and rock and air.

A small, but award-winning beach known for its literally spotless reputation.

One of Australia's famed "Big Things," this giant fruit was once stolen as part of a publicity stunt.

Australia's largest collection of rare and bizarre insects.