Take a stroll in these classic downtowns: Placerville, Calif.; Salmon, Idaho; Pendleton, Ore.; and Genoa, Nev.
Fall leaves blanket Genoa House Inn's garden, a half block from the historical highlights of Main Street. From $135.* (775) 782-7075, www.genoahouseinn.com .
At La Ferme, make a meal of autumninspired à la carte items such as coq au vin ($28) and tarte aux pommes ($10). (775) 783-1004, www.la-ferme-genoa.com .
Main Street here is home to the state's oldest tavern and its first courthouse, now the Genoa Courthouse Museum. (775) 782-4325, www.historicnevada.org .
Sleigh beds, chandeliers, and silk brocade wallpaper are among the comforts at Pendleton House. From $100. (800) 700-8581, www.pendletonhousebnb.com .
Great Pacific Wine and Coffee Co., in an 1887 Masonic Lodge, has sidewalk seating and pizzas for $12 and up. (541) 276-1350, www.greatpacific.biz .
Vendors and entertainers line Main during the Round-Up, Sept. 10–13. (800) 457-6336, www.pendletonroundup.com .
Ulysses S. Grant once stayed at the Cary House Historic Hotel. Today, overnight guests enjoy balcony views. From $90.* (530) 622-4271, www.caryhouse.com .
In a brick building where miners traded gold for cash, diners at the Heyday Café dig into chicken with mango chutney. (530) 626-9700, www.heydaycafe.com .
After strolling downtown's classic strip, catch a free shuttle that loops through farms ripe with fall fruits, pies, and preserves. (530) 644-7692, www.applehill.com .
South of town, the Greyhouse Inn serves huckleberry pancakes and eggs from a neighboring farm. From $79.* (800) 348-8097, www.greyhouseinn.com .
Monday night at Bertram's Brewery & Restaurant means all-you-can-eat ribs ($11). Save room for a root beer float. (208) 756-3391, www.bertramsbrewery.com .
The Lemhi County Historical Museum, near Sacagawea's birthplace, displays a vast collection of Shoshone artifacts. (208) 756-3342, www.lemhimuseum.org .
*Ask about the discounts for AAA members.
Photography by Jessica Bright 
This article was first published in March 2009. Some facts may have aged gracelessly. Please call ahead to verify information.