The Telegraph Hill Observatory – Arader Galleries
104 Haleakala Observatory Stock Photos, High-Res Pictures, and Images - Getty Images
51 fotografias e imagens de Haleakala Observatory - Getty Images
Milestones:Apollo 11 Lunar Laser Ranging Experiment (LURE), 1969
Copy of Enoura observatory — Hiroshi Sugimoto
ILRS, Science, Science Contributions
Griffith Observatory, 2007-06-01
Banding tracks owl species in the U.P.
How a trio of observatories around Tucson is changing astronomy
History of Palomar