These are aircraft of a sort, not airplanes, but parachutes and balloon. Colors and shapes that man creates to help him fly and help him fall.
Updated: Aug 11, 2007 6:55pm PST
Propeller planes were created in the early part of the 20th century. The propeller plane was the plane of use in WWI and WWII, to be mostly replaced by the jet plane by the mid 1950s.
Updated: Apr 05, 2009 4:47pm PST
Helicopters were once predicted to be the replacement for cars. That never happened, but here are a few helicopter photos.
Updated: Mar 09, 2008 5:04pm PST
Jet aircraft have been around since about the 1940's and make up the majority of all commercial and military aircraft today.
Updated: Nov 16, 2007 8:04am PST