The photo above may look like a Mark Rothko painting, but it is actually a composite of every 10th second of John Ford's classic western THE SEARCHERS (1956). All the Monument Valley sandstone formations, all the golden sunlight, richer than ever in Technicolor, and all the wide blue sky is there, as well as John Wayne's brick red shirt and chestnut mount.
Here, and note the Cinemascope frame, is Sergio Leone's ONCE UPON A TIME IN THE WEST (1968), given the same treatment:
One last example, the Western that very nearly ended all Westerns, Michael Cimino's HEAVEN'S GATE (1980). Sunlight, dust, loss: