The stone labyrinth in this New Orleans city park was laid to symbolize healing in the wake of Hurricane Katrina.

The mysterious wonder of an underground waterfall is illuminated by multicolored lights.

Dinosaurs invade a suburban Nashville neighborhood.

This quirky local sculpture is quite literally a fish out of water.

A plaque commemorates the spot in the Oregon woods where the first-ever Geocache was hidden.

This tangled English forest looks like something right out of a fairytale.

A big museum full of little worlds.

A miniature village lies nearly forgotten in the forest by the side of a major highway.

These mystical miniature houses bring a touch of magic to the New Jersey woods.

The world's largest outdoor organ is played weekly by one of just two civic organists in the U.S.

A couple turned their front yard into an artistic masterpiece.

Not-so-fearsome tiny trolls live under this wooden train trestle in Portland.

No one knows how this Pacific Northwest spruce tree came to have so many trunks.

Beating out all other concrete competitors, this massive garden feature's pointy hat has earned it a world record.

A half-mile long and three stories high, this bridge over the Des Moines River Valley mimics a descent into a mine shaft.

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

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

A beautiful geyser under environmental threat.

The first declared National Monument in the United States.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

This "life-size" depiction of Mickey Mouse as a half-lobster is both whimsical and a bit creepy, standing guard over the Boston waterfront.

An enormous, inside-out glass globe built in 1935.

This blue behemoth of a bear is a colorful homage to Brown University's mascot.

A virtually untouched "home on the hill" for the flora and fauna of Rhode Island.