Sundials - World's Oldest Clocks

North American Sundial Society

Traces of the Sun

What happens when you leave a camera on for an eniter year?  Traces of the sun.

La Meridiana Angeli Roma

The Meridian of St. Maria Degli Angeli, finished in 1846

Cosmic Room Rays of Sunlight

In Mexico Ruben Nohitol has a vertical sundial calibrated for the Equinox.

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Current Sun

Sundial = Civil + EoT

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