


Griffith Observatory

Observatory of the Sorbonne

Urania Sternwarte

Beijing Ancient Observatory

Sternwarte Urania

Астрономическая обсерватория Киевского университета
Observatorio Astronomico Teide

William Herschel's telescope

NASA Johnson Space Center
Zvjezdarnica
Popov toranj
Cypress Hills Observatory

Radioteleskop Effelsberg
