Gem Air Gem Air Gem Air is a commuter airline based in Salmon, Idaho, United States. It is owned by the former owners of Salmon Air. They sold the Salmon Air name to McCall Aviation, but kept their operating certificate. When their non-compete clause with McCall Aviation expired, they began full operations again, under the same certificate, but with the new Gem Air name. Gem Air provides on-demand flights to the Idaho backcountry as well as multiple towns and cities within the state, including Boise, Salmon, Stanley, and McCall. Scheduled service is offered September-May between Boise and Salmon. Idaho Utah Gem Air's
Virginia State Route 256 Landmark that was originally known as Weyer's Cave and is the oldest show cave in the United States. SR 256 has a grade crossing of Norfolk Southern Railway's Roanoke District before reaching its eastern terminus at US 340 (East Side Highway). Virginia State Route 256 State Route 256 (SR 256) is a primary state highway in the U.S. state of Virginia. Known for most of its length as Weyers Cave Road, the state highway runs from U.S. Route 11 (US 11) near Weyers Cave east to US 340 in Grottoes. SR 256 connects Interstate 81 (I-81) with Weyers Cave in