Plasser und Theurer seem to have the European monopoly on ballast tamping and similar track maintenance equipment. Plasser American probably also have a monopoly.

Blue Mountain Estates, looking like a typical Alpine village, seen from here.

Taken from about here, I thought I was taking the Rocky Flats Plant (read about different Federal agencies doing battle with each other) but in fact this an unidentified gravel or cement works. The Rocky Flats Plant was about a mile to the southeast and very little trace no remains.

Gross Dam and Reservoir. Water supply for Denver. Most of the rain falls on the west of the Rockies and Denver is on the east so various water capture points on the west lead water through a tunnel and to this reservoir.

Volunteer park rangers provide a narr­ative between Denver and Grand Junction