Sundials - World's Oldest Clocks

North American Sundial Society

Selected Sundials of North America

This is a selected listing of sundials in the North American Sundial Society Registry. Click on any dial thumbnail picture or city name to display the full dial description with additional information and images.

 

Costa Rica

 
Orosi Valley Cartago Costa Rica Point in Space Dial 761
A 25 foot long point-in-space or nodus dial. The dial face is crushed stone. The 8 AM - 4 PM hour lines are red adoquine paving stones and the noon hour line is identified by adjacent gray paving stones. The dial equinox line is a row of gray paving stones. Solstices are identified by the curve formed by the tip ends of the hour lines.