The highest point in North Carolina and the United States east of the Mississippi River, Mount Mitchell is named after argumentative explorer Elisha Mitchell.

The highest point in Virginia can only be reached by passing through ponies and flowers.

A 100-foot metal tower and swinging bridge that provides stunning views of mountains in five states.

This tower was once used to create ammunition for early settlers.

The highest point in New Jersey is marked by a massive, if simply named, obelisk.

The remains of what was once the world's steepest passenger funicular.

A 19th century hat factory still stands as a crumbling ruin in upstate New York.

Home to the abandoned Tioronda Hat Works Factory, this park is a combination of woodlands and marshlands.

This abandoned cemetery is crumbling into ruin, exposing the artifacts and bodies buried there.

Where Eunice Williams was murdered by natives, and where locals say her ghost still haunts.

This giant Massachusetts sycamore is said to hold the dubious distinction of being the "widest tree East of the Mississippi!"

Founded by the famed children's book artist, this museum spreads an appreciation of the arts through picture books.

Despite its extensive history, this fort saw little to no combat.

True to its name, this bouncy walkway may be the world’s smallest suspension bridge.

The most photographed house in Maine looks good enough to eat.

Once the future of underwater combat, this old sub is now open for visitors to muck around in.

All that remains of the Whittall mansion are the ruins of the formal garden and its pergola, dedicated to the late Matthew J. Whittall by his widow.

Multiple waterfalls and several historic CCC buildings anchor this state park in Oregon's Willamette Valley.

The site where chief Miantonomo of the Narraganset people was captured.

Dedicated to "the father of U.S. life insurance."

Dr. Henry Cogswell hoped that his elaborate drinking fountains would dissuade people from drinking alcohol.

A small Richmond island dotted with the remnants of hundreds of years of history.

The final resting place of two (or three) presidents, one vampire, and 18,000 Confederate soldiers.

The uniquely-designed winter home and sculpture studio of Anna and Archer Huntington.