Welcome to the 2025 Taconic Region NYS Park Summer Geocaching Challenge. Please see FDR 1 for more information. This is a bonus cache. It does not contain a stamp for the passport; it is simply for your enjoyment.
Church’s “Twilight in the Wilderness” (1860) shows a spectacular view of a blazing sunset over a distant purple mountain as nightfall approaches. It currently resides at the Cleveland Museum of Art in Cleveland Ohio. https://www.clevelandart.org/articles/twilight-wilderness
You are looking for a medium lock-and-lock.