Nature

The highest peak in Puerto Rico is home to a rare fern that can only be found on six trees at its summit.

The southernmost point in the United States is a beautiful place to look at but a deadly place to wade in.

The highest peak in Utah is the hardest to reach, but only if explorers choose the hard way.

This Florida sinkhole hides a rainforest-like micro-environment in its depths.

One man's love of natural beauty led to the creation of this hidden granite monument.

This crumbling stump is all that remains of what was once thought to be the oldest living organism.

Wondrous sandstone hoodoos where Native Americans collected clay for pottery, 9,000 years ago.

This series of landscape dioramas tell the story of New England forestry in exacting miniature detail.

This whimsically named Vietnamese stream is closer to a walkway than a waterway.

Eons old volcanic activity created one of the most stunning rock formations in the United States.

Birdhouses, peacocks, animal sculptures, and a graveyard are all found along this eclectic nature trail.

One of the Eight Wonders of Kansas and the first official National Natural Monument these stark formations look like nature's Stonehenge.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

This stream-carved gorge has inspired poets, hidden smugglers, and trained soldiers, all without losing its beauty.

A massive stairway that almost wasn't leads to one of Australia's most scenic vistas.

This natural spring not only claims to heal the wounded but it has also been willed to God.

This shack nestled in a 120-acre forest of maple trees in Mont-Rigaud is a wonderland of sugary syrup.