Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

The highest point in the state of New Hampshire, and while unlikely "the worst weather in the world," it sure seems that way to hikers.

What was once a true peninsula has now been filled in, causing the water to recede and leaving many streetside "waterfronts" and landlocked "islands."

Constant erosion has created a surreal landscape of bleached and preserved fallen trees.

One of the oldest living oak trees in the Southeast.

A little-known mural reveals the hydrological reason for Atlanta's founding in this location.