Twilight Wedge and Venus Belt
10 to 15 minutes after sunset a bluish shadow rises in the East - the twilight wedge. It often has a pinkish border called Venus belt. The twilight wedge looses contrast when the Sun goes on sinking and the twilight wedges continues rising Finally the eastern horizon looks whitish.

Twilight wedge and pinkish Venus belt at Buchara / Uzbekistan in September 2002. Canon Powershot G2 digital camera. Processed with Adobe Photoshop 5.0 LE.
