There are some amazing wineries in the area. Here are some that we highly recommend:
Casino Mine Ranch Winery
10690 Shenandoah Rd, Plymouth, CA 95669, USA
(209) 330-0695
Andis Wines
11000 Shenandoah Rd, Plymouth, CA 95669, USA
(209) 245-6177
Amador Cellars
11093 Shenandoah Rd, Plymouth, CA 95669, USA
(209) 245-6150
Something other than drinking:
Rail Explorers: Amador Division
702 Hunter Ln, Ione, CA 95640, USA
(877) 833-8588
Gold Bug Park & Mine
2635 Gold Bug Ln, Placerville, CA 95667, USA
(530) 642-5207
Apple Hill
2952 Carson Rd #1, Placerville, CA 95667, USA
(530) 417-4887