The Big Picture while Air Railfanning Friday from a Cessna as we fly over Centennial, and its one large yard from the air as you can tell.

Diesel shop and round table in view from a Cessna.

Taken from a Cessna. KCS Pig dance takes place where the KCS hand off the outbound DALLAS UPS intermodal to the BNSF Z, and wait for the inbound Chicago BNSF Z train at the east leg of the wye.

Taken from a Cessna, a FWWR switching job working the industry along the former MoPac line.

Two CSX auto rack trains meet and pass under the former Western Maryland "Keystone Viaduct" 1.5 miles west of the "Summit of the Alleghenies" on the former B&O mainline.

Taken from 1000 ft AGL, looking from south to north. Canon EOS 20D.

Taken from 1000 ft AGL, looking from southwest to northeast. Canon EOS 20D.

I circled until the grain train pulled into the picture (upper right side). Taken from 1500ft AGL. Canon EOS 20D.

Taken from C-208 "Caravan" @ 1000 ft AGL. Canon EOS 20D

An aerial shot of a westbound steam excurison crossing the Great Salt Lake on the Lucin Cutoff causeway.

Only an aerial view does justice to the "other" horseshoe curve.

Note the UP switcher at the bottom, just to the right of center (of the main building).

This photo was taken from 9000ft AGL (about 1.7 miles up). It almost looks like the cross section of an "ant farm".

Taken from 3000 ft AGL, looking from northwest to southeast.