I did take advantage of my trips to sketch, including the pen and wash above, done last week with a regular pen, a water brush and my small half pan palette on the tray of the airplane during flight, to the amusement of my fellow passengers. The photo is from a challenge from the painting forum I take part in. I sketched in pen while I waited at the airport in Charlotte, NC, and colored my sketch before landing in Denver.
Before takeoff, I took advantage of the time to sketch a few of the airplanes I could see out of the window, with the intent to show them to my son when I got home--he loves airplanes, trains and tractors...