Our Pick
Posted on @rawstates
Mono Lake
California
Dicklyon · CC BY 4.0 · Wikimedia Commons
A saline lake at least 760,000 years old, its tufa towers exposed when Los Angeles diverted its tributary streams.
That was 1 of the hidden places.
Location: documented spot
This place has its own thread on r/rawstates
Read what people are saying about it, or add your own.