This monument on Breed's Hill proves that one of the most famous battles of the Revolutionary War is misnamed.

This landmark cemetery in Boston was created more than 300 years ago.

The site of Paul Revere's historic two lantern warning.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

This statue intended for children to enjoy became a minor political spat.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

One of many reminders of Tesla's scientific contributions overlooks the falls which inspired him.

A clear blue swimming hole with hidden caves, still unexplored.

Thanks to a quirk of elevation this gift shop produces magic doughnuts that are found nowhere else on Earth.

An architect's childhood fantasy treehouse made real.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

A beautiful geyser under environmental threat.

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

One man's ambition created this psychedelic log home.

At the time of its completion, it was the tallest dam in the world.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

A tribute to the twin ideals of religion and patriotism, built by a Catholic priest from rocks, glass, and innumerable found items.

One of the last surviving C-97s sits in a field in front of a Wisconsin inn.

A bizarre house filled with an astounding array of collections.

A pop-culture attraction outside of Dyersville, Iowa, hits a home run.

The remains of a bustling turn-of-the-century park built to showcase the wonders of electricity.

This long unused shot tower on the Mississippi remains a point of pride for a small city in Iowa.

For just a few bucks, this Iowa funicular will let you feel like an 1800s fat cat.

An underground wonderland in Iowa.