Barringer Meteor Crater A 22 degree Halo around the Moon Lass mich nicht einzäunen First sighting of Mercury Mercury in the evening Venus in the evening Sturmtief Sabine Hautnah Im Borkener Paradies Tanja's Venus Movement of Venus Dark cloud Firth of Forth Bridge Ranoch Moor Through the looking glass Stargazer Kasteel Duurstede 20-02-2020 Vikinger Geese/Gänse/Gansen Molen Rijn en Lek Fiat 500 Alu (view on black) Kurve New life Hinterlassener Schatten Scotland, you are welcome Verzögerter Schatten Gefunden Edinbourgh Edinbourgh The smell of sulphur Wortspiel Attention Chaco Canyon The JCMT Jenny has Leaving Hilo on Mauna Kea Mondsichel... Observatories on Mauna Kea (4200 m) Royal Observatory Edinbourgh Apparent size of the Sun Astronomical clock Hairy