Sky at Night - Home Grown Observatories - 2012
23:48
ADVICE on BUILDING A HOME OBSERVATORY
58:23
The Sky at Night - Venus and the Midnight Sun - 2012
1:52
Follow the sun: Nasa spacecraft completes successful fly by
12:29
Alan Midkiff’s Unique Home Observatories (Observatory Tours #4)
15:19
13 Things I Hate About Observatories
19:29
The Sky at Night - The Secret Lives of the Stars - 1984
10:20
Inishowen Stargazing Observatory Build Project
10:16