A brief history of Cincinnati Observatory and its heirloom telescope
The 60-inch Telescope
The 10 biggest telescopes on Earth | Space
Palomar Observatory: Facts & Discoveries | Space
109,284 Observatory Images, Stock Photos & Vectors | Shutterstock
Racine Astronomical Society - Modine Benstead Observatory
File:Refracting telescope of the Strasbourg observatory.jpg - Wikimedia Commons
An overview of the design for the Thirty Meter Telescope Observatory. | Download Scientific Diagram
What Is an Astronomical Observatory? (with pictures)
See The Universe! The National Astronomical Observatory Of Japan | MATCHA - JAPAN TRAVEL WEB MAGAZINE
Telescopes and Instrumentation | ESO
The Clark Telescope, built in 1896, at Lowell Observatory in Flagstaff, Arizona | Library of Congress
Ballreich Observatory / McMillin Telescope – Observatories of Ohio
The Great Equatorial Telescope | Royal Observatory Greenwich
Robinson Observatory - UCF Planetary Sciences Group
Telescopes - Griffith Observatory - Southern California's gateway to the cosmos!
Telescopes | UCL Observatory (UCLO) - UCL – University College London
Perkins Observatory – Observatories of Ohio
Starry Sight - Telescope Cleaning At Stuttgart Observatory | Kärcher
Haute-Provence Observatory - Wikipedia
Heidelberg, telescope, observatory, observatory in the king's chair, Baden-Wurttemberg, Germany Stock Photo - Alamy
Star attraction: Royal Observatory seeks volunteers to use new telescope | Astronomy | The Guardian
Danish 1.54-metre telescope | ESO
Lick Observatory - Wikipedia
Goodsell Observatory – Carleton College
Yerkes Observatory: Restoring the World's Largest Refracting Telescope - Grainger KnowHow
