Californiacoastline.org by Kenneth Adelman. He's in the process of photographing the entire California coast from the air, and the site already contains over 10,000 images. This is one of the images chosen at random

www.bok.net/tristan by French fine art photographer Tristan Savatier. He works in film, not digital images, but they're still great pictures

< Photo from Associated Press (www.ap.org)

VirtualParks.org by Eric Goetze. Tour America's great wilderness areas through panoramic photography

See astrophotography and microphotography for more photo galleries

Birds in Flight using Xtend-a-Sight (four images)

Close-up and macro lenses (six images)

Xtend-a-Scope adapter and a telescope (four images)

Xtend-a-Scope adapter and a microscope (six images)

OpticZoom 5x lens system (25 images)

Xtend-a-Slide slide and film conversion system (6 images)