Northern Lights (Caused by Electrical Storms in the Atmosphere--from Franck Pettersen's Northern Lights Site at "Waynorth") http://www.imv.uit.no/english/science/publicat/waynorth/wn1/nordlys1.gif
Finland's Elusive Green Flash (A Mirage!--From Virtual Finland) http://virtual.finland.fi/finfo/images/mirage/mirage5.jpg
A Ship's Image Reflected in the Sky (A Mirage Caused by the Atmosphere's Bending of Light--From Virtual Finland) http://virtual.finland.fi/finfo/images/mirage/mirage18.jpg
Another Ship's Double Image (Caused by the Atmosphere's Bending of Light--From Virtual Finland) http://virtual.finland.fi/finfo/images/mirage/mirage17.jpg
Another Double Image--of a Building (Again--the Atmosphere Has Bent Light--From Virtual Finland) http://virtual.finland.fi/finfo/images/mirage/mirage16.jpg
The Northern Lights Again (From Virtual Finland) http://virtual.finland.fi/finfo/images/aurora1.jpg