Circumzenithal Arc

Circumzenithal Arc Over Hawaiian Sunset Sky in in Hawaii

Circumzenithal Arc Over Hawaiian Sunset Sky

Nikon FG-20 · in Hawaii

 Circumzenithal Arc Above Mali Twilight Sky in in Mali

Circumzenithal Arc Above Mali Twilight Sky

Fujifilm X-Pro3 · in Mali

 Horizontal Tree Growing From Wall Under Arc in near Arish

Horizontal Tree Growing From Wall Under Arc

Nikon D100 · near Arish