Palomar Observatory: Facts & Discoveries | Space
Telescopes | UCL Observatory (UCLO) - UCL – University College London
File:Refracting telescope of the Strasbourg observatory.jpg - Wikimedia Commons
An overview of the design for the Thirty Meter Telescope Observatory. | Download Scientific Diagram
The 10 biggest telescopes on Earth | Space
Perkins Observatory – Observatories of Ohio
Palomar Observatory | observatory, California, United States | Britannica
Lick Observatory telescope, 1889 - Stock Image - C016/4317 - Science Photo Library
World's observatories watching 'cool' star | EurekAlert!
Danish 1.54-metre telescope | ESO
TMT International Observatory
109,284 Observatory Images, Stock Photos & Vectors | Shutterstock
Lick Observatory - Wikipedia
The Clark Telescope, built in 1896, at Lowell Observatory in Flagstaff, Arizona | Library of Congress
Racine Astronomical Society - Modine Benstead Observatory
Heidelberg, telescope, observatory, observatory in the king's chair, Baden-Wurttemberg, Germany Stock Photo - Alamy
TMT International Observatory
The Great Equatorial Telescope | Royal Observatory Greenwich
Ballreich Observatory / McMillin Telescope – Observatories of Ohio
The 60-inch Telescope
Haute-Provence Observatory - Wikipedia
Observing the Sky - Griffith Observatory - Southern California's gateway to the cosmos!
