0:42

Canadian Horseshoe Falls illuminated at night in February.

Gheorghe Curelet-Balan

18:05

A visit to Yerkes astronomical observatory near Chicago. KW Astronomy Club Dec 14 2018.

Gheorghe Curelet-Balan

13:17

A visit to Lick astronomical observatory of University of California. KW Astronomy Club Dec 14 2018.

Gheorghe Curelet-Balan