This natural wonder drops 16 stories straight down through rare flora and streaming waterfalls.

This "living building" on Georgia Tech's campus is home to a blueberry orchard, honeybees, and more than 900 solar panels.

An elegant Georgian cemetery best known for the grave of the little girl whose murder on Christmas Day remains unsolved.

A natural history museum with an extensive collection of bird dioramas.

An ear-piercing buzzer calls lawmakers to a vote with a series of long and short rings to form coded messages.

A building shaped like the Army Corps of Engineers logo, because why not?

A fantastic array of trays and cables once whisked books over to the Capitol at 600 feet per minute.

The oldest continuously operating fish market in the United States.

A wealth of local folk art, antiques, and curios, without ever leaving your car.

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

Mystery surrounds a famous marshal of Napoleon's army.

The first statue of Christ sleeping on a bench in the United States confused its affluent parish.

One street divides a single town that stands in two U.S. states.

A cabin completely covered in coffee mugs, where visitors are welcome to leave one of their own—if they can find an empty nail.

This boulder stays on its mountain thanks to a huge chain and on the map due to local legend.

Kentucky, Tennessee, and Virginia meet at this point in the Cumberland Gap.

This psychedelic tromp l'oeil seems to be beckoning drivers to crash into a wall.

The world's largest fire hydrant is supposedly tornado-proof.

This titanic steel chain linking two buildings was installed without permission but instantly beloved.

The only free-standing, vertical sundial in the US was keeping standard time before it was even invented.

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 record holder for the world’s largest peach.

The site where Confederate president Jefferson Davis was defeated has been marked with a bust... that leaves that part out.

The whimsical construction on the roof has given rise to many a Montgomery myth about its contents.