Las Vegas - terrible scenery?

[N316TS]

There may be something going on there. I would suggest deleting your rolling cache if you use it, in addition to the steps given above.

Also, there is a Wishlist topic that addresses the general idea of having photogrammetry right next to airports:

Photogrammetry exclusion zone extended around airports

Photogrammetry areas are amazing…until you on approach, takeoff or on the surface of an airport. Please consider creating a wider photogrammetry exclusion zone around airports that would populate with AI structures vs. the unpredictable photogrammetry generated trees buildings and other objects.