1851 Vineyards, an up and coming winery in the Texas Hill Country, is located on Highway 16 in Fredericksburg, Texas. Carl Hilmar Guenther started building Pioneer Flour Mills on the property in 1851, only to relocate later in downtown San Antonio, after floods washed away his mill. While the mill, once located on the edge of the Live Oak Creek no longer exists, the original barn, main house,