An overgrown and largely forgotten cemetery lies hidden within the outskirts of Amsterdam.

The eerie remnants of an ancient forest were hidden under the sand for centuries.

This off-the-beaten-path abandoned town is a relic of Montana's silver mining boom.

When ecosystems collide in the arid Southwest.

At this Denver landmark, the meals are compulsory, the sopapillas are complimentary, and the insanity is everywhere.

The spot in the Mile-High City that's exactly 5,280 feet above sea level (at least for now).

One of the largest Buddhist stupas in North America is built of concrete designed to last 1,000 years.

These old stone ruins in the Oregon wilderness were once bathrooms and are steeped in legends of murder.

A vertically floating hemlock controls the waves and weather at Crater Lake.