A magnificent autumn sunset slowly evolves in different hues as we are awaiting boarding flight Air Canada 844 from Calgary to Frankfurt. You can see Calgary downtown in the background behind our Boeing 767. This photo is made of 3 exposures tone-mapped in Photomatix Pro 4.

Canon EOS 5D Mark II, Canon EF 24-105mm f/4L IS USM. Developed in Adobe Lightroom 3 with tone-mapping in Photomatix Pro 4 and sharpening in Adobe Photoshop CS5.

Location: 51.13089, -114.00811