The town is located along the north fork of Clear Creek and Gregory Gulch. The Arizona occurrence lies appropriately above a canyon named "Alum Gulch". From north to south, these include Lakewood Gulch, Weir Gulch, Sanderson Gulch, and Bear Creek. The river forms Poughkeepsie Gulch and the Uncompahgre Gorge. Originally, each team occupies a small base in a box canyon known as Blood Gulch. The Grotto Wall across from Lincoln Gulch campground is a frequent destination. Fine blue Yogo sapphires are found at Yogo Gulch west of Lewistown, Montana. Gold was also discovered in great quantities in Shasta lands at French Gulch and Yreka. East of Petaluma is Lakeville Highway, then Stage Gulch Road. She has crashed in their hiding place, an isolated valley known as Galt's Gulch. Black Hawk is located adjacent to Central City, another historic mining settlement in Gregory Gulch. Brant was the breeder of 1995 Kentucky Derby winner Thunder Gulch. Vigilante justice in Helena followed a pattern similar to that of Alder Gulch. Kim had lived in various neighborhoods of San Francisco, including Polk Gulch and the Sunset. Principal photography commenced on July 28, 1941 at RKO's Gower Gulch studios in Hollywood.