Oregon Trail Park & Marina Here you can picnic in a place traversed by Oregon Trail travelers. The Oregon Trail, marked by white trail markers, heads up from Alexander Reservoir and crosses the road that leads down into the park. ADDRESS & CONTACT Address 2424 U.S. 30 Scenic, Soda Springs, ID 83276 GPS 42.658478076716, -111.65387284126 Web Visit Their Website Plan My Route LOCATION ON MAP Plan My Route Home » Things To Do » Historical Sites » Oregon Trail Park & Marina