Thousands of migrating monarchs overwinter clustered amongst the eucalyptus trees.

This park is home to well over 100 handmade birdhouses.

Along a California highway is a kind of Jurassic Park made of metal.

The world's largest wooden trestle stretches across this desert canyon in Anza-Borrego Desert State Park.

A world-class observatory in the California desert.

A couple turned their front yard into an artistic masterpiece.

North America's largest accredited model railroad museum.

Bohol's mysterious brown hills.

A ring of creosote bushes that are estimated to be 11,700 years old.

Once thought to be the oldest living tree in the world, Methuselah was germinated before the Egyptian pyramids were built.

Sunset-colored dunes of volcanic ash make taking a poor photo impossible.