What to see and do: Rainbow Falls is a1.4-mile hike from Red’s Meadow Resort. Devils Postpile National Monument, (760) 934-2289, Devils Postpile Access Road, Mammoth Lakes.

What to Know. Reds Meadow Road, which leads to Rainbow Falls and Devils Postpile in the Sierra Nevada, is closed for much of the year; Look for the road, which is near Mammoth Mountain, to ...