Archenhold Observatory in Treptow, Berlin, Germany. This is the oldest and largest public observatory in Germany. The centrepiece of the observatory is the giant telescope, which was built in 1896. With a focal length of 21 meters, it is the longest telescope in the world.
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Creative#:
TOP29820242
Source:
達志影像
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RM
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須由TPG 完整授權
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N/A
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No
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1900s19901990s20thcenturyarchenholdobservatoryastronomicalastronomyberlinberlin-treptowblackandwhitecelestialcannondeviceeuropeeuropeangermangermanygreatrefractorhandwritinginstrumentlongestmonochromemoveableobservatoriesobservingopticalpointablepublicrefractingtelescopetelescopestexttreptowtreptowerpark
1900s19901990s20thandarchenholdastronomicalastronomyberlinberlin-treptowblackcannoncelestialcenturydeviceeuropeeuropeangermangermanygreathandwritinginstrumentlongestmonochromemoveableobservatoriesobservatoryobservingopticalparkpointablepublicrefractingrefractortelescopetelescopestexttreptowtreptowerwhite