The mysterious round rocks of Schooner Gulch.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

This massive redwood tree has a hole in the base big enough to drive through.

A trash dump made beautiful by nature's power.

This ultra-modern California span is actually a titanic solar clock in disguise built by famed architect Santiago Calatrava.

The flow from this waterfall sometimes comes out of springs below its rim.

A showcase of engineering might that was also symbolic of westward expansion.