RoadTrip America

Routes, Planning, & Inspiration for Your North American Road Trip

What IS This Thing?

What IS That Thing?A. A 'grave vent' in a cemetery built during the Gold Rush

B. A periscope on the roof of a hands-on science museum

C. An outdoor lighting receptacle

D. A 'pipe' from a 'wave organ'

Go to the Gizmo Game home page

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