It's not photoreal, but 30m mesh and revised land class.
Freeware preview of Eddie Denny's RealScene 2004.
At Avsim (couldn't find it at SimV)
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File Description:
This is a preview of the upcoming release of RealScene 2004 Addon Terrain and Landclass Scenery for Microsoft Flight Simulator 2004 and 2002. The terrain mesh and landclass scenery covers Yellowstone Park and the Grand Tetons area.
Filename: rs2004pre.zip
License: Freeware
Added: 23rd December 2003
Downloads: 1787
Author: Eddie Denney
Size: 40381kb
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RealScene 2004

Dave
At that time [1909] the chief engineer was almost always the chief test pilot as well. That had the fortunate result of eliminating poor engineering early in aviation.