This hollow steel globe is the second-largest in the world.

Over 20,000 sets of spice shakers reveal the surprisingly telling history of our most basic spices.

Supplies are schlepped up by llamas at this century-old inn, accessible only by hiking trails in the Great Smokies.

One lonely, modern pyramid has gone from corporate think tank to deserted boondoggle.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

An impressive collection is dedicated to the legendary beast.

This recently rediscovered Civil War-era submarine was the first to ever sink an enemy ship.

Amazing pre-Civil War ruins alongside a shallow, rocky river that hosts beautiful (but endangered) lilies.

An unfinished rail tunnel that has since been used to house cheese and bats.

Charleston's historic city jail once held everyone from pirates to Civil War POWs.

A quirky Poe-themed joint on an island keen to celebrate its overlooked connection to the famous writer.

An old train trestle re-imagined as an Egyptian obelisk.

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

This North Carolina museum is keeping the pinball craze alive, with a little Space Invaders on the side.

The record holder for the world’s largest peach.

According to local lore, this narrow passageway through two large rocks was accidentally created by the devil himself.

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

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

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