These grassy undulations on a stretch of University of Michigan campus aren't bad landscaping, they're art.

The 10-foot-tall vegetables belong to Michigan’s first food rescue program.

A physical reminder of Earth's ancient past, this rock results from the photosynthetic processes of some of the oldest forms of life.

Hell on Earth is actually a small town in Michigan where anyone can be mayor for a day.

The remains of an abandoned dinosaur theme park litter the woods just off the highway.

This lovely public park has an intriguing past and unique wooden bridges made of concrete.

In 1888, a resident of Xagħra, Malta, discovered a small underground chamber filled with stalactites and stalagmites when digging a well.

Before he was "Bob Marley, international reggae superstar," he was "Donald Marley," a Delaware resident and forklift operator working under an assumed name. This park tells the story.

Burial site more than 300 years old.

Murder scene memorialized in perpetuity by grisly obelisk.

Sites connected to a woman born on a ship and spared by a pirate.

The graves of a Connecticut family thought to have been plagued by a vampire.

A tomb with a window to ensure the interred wasn't buried alive.

The Vermont grave of a 4,000-year-old mummy prince.

The world's first time capsule lies behind a welded steel door in Atlanta.

The end of the 4 Line is also the end of the line for 300,000 souls in one of NYC's most illustrious cemeteries.

A Manhattan Episcopal church with an eerie underground crypt.

Gang fights don't just happen on the streets, they happen under them too.

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

Pennsylvanian mass grave and possibly mass murder.

The man who first patented the Ouija board rests in peace beneath a headstone that playfully reflects that achievement.

The secluded resting place of a local historical figure who perished during the sinking of the Titanic.

A hidden network of subterranean passageways lies tangled beneath Indianapolis' bustling City Market.

An enormous park-like oasis, full of famous Chicagoans' graves.