A Roman-style column in Oregon hides a spiral staircase inside.

100-year-old shipwreck you can walk up to at low tide.

This super-sized skillet is a replica of a usable giant pan where a woman once skated on bacon.

The tech giant built three enormous glass orbs in Seattle so employees could work inside a rainforest greenhouse.

Though strikingly beautiful, Seattle's other railway station is now largely forgotten.

A wall of chewing gum moonlights as collective art.

The last physical evidence of the Lewis and Clark trail is one of their autographs etched into this giant rock.