(OK, actually five.)
I was lucky enough to get another trip through the Sierra last weekend, and stopped at a couple of old favorite spots. The changes are more subtle now.
Mono Lake and the Eastern Sierra - May
Mono Lake and the Eastern Sierra - July
Mono Lake and the Eastern Sierra - August
Nine Thousand Feet - CA 108 - May
Nine Thousand Feet - CA 108 - July
Nine Thousand Feet - CA 108 - August