The building of Germany's second largest observatory in Hamburg-Bergedorf at that time became his task.

It was constructed in 1887 and was, at the time, the largest observatory in the state of Minnesota.

Dynamic Structures has been involved in the design and construction of most of the world's largest observatories.

None of the large observatories were in the path of the shadow, so astronomers missed the infrared data that they had hoped for.

With its 90-centimeter telescope it is the largest publicly accessible observatory in Switzerland.

In 1860 a large, modern observatory was erected at the Witte Singel.

This five-story building has a large observatory located on the roof with several telescopes therein.

In 1765 Mohr built a large private observatory that was equipped with the best astronomical instruments of his time.

Lowell is the largest private observatory (non-university or government affiliated) in the world.

This site seem to form part of a large ancient astronomical observatory, with the petroglyphs being their astronomical records.