Please read and agree to the
terms and conditions
of this site.
I agree
Twin it! models
/astan
Clear filters and search
Format
3d
Tags
What
apertures
based
brought
building
built
completed
construction
covered
data
designed
designs
dome
east
empire
equipped
1
×
europe
facing
fraunhofer
gotha
göttingen
halls
height
highest
hill
initially
inspired
johann
krause
largest
length
manually
mind
modern
observation
observations
observatories
1
×
observatory
old
1
×
point
principles
Language
et
Current search:
scientific
×
equipped
×
old
×
observatories
×