: A live, moving image of the city projected onto a white table via a rooftop periscope.

A (Latin for "dark chamber") is an optical device that led to the invention of photography. It works by allowing light through a small hole (aperture) to project an inverted image of the outside world onto a surface inside a dark room or box. 🏛️ Famous Public Camera Obscuras

: A disorienting Mirror Maze, the Vortex Tunnel, and a 360° view from the Rooftop Terrace. Other Notable Locations Camera Obscura & Holograph Gallery Tourist attraction ClosedSan Francisco, CA

: Visit during spring (April–June) or autumn (September–October) for the best daylight and fewer crowds.

While many were once popular at seaside resorts, a few historic and modern versions still exist for the public to visit. Camera Obscura & World of Illusions (Edinburgh, Scotland)