My wife and I just got back from a 1700-mile road trip from our home in Northern California to do some trilobite hunting in Utah and Nevada.  It was a 5-day trip, with a total of about 8 hours of digging spread across 2 days, but well worth it. I will give you the highlights here.  After driving across California, we spent the first night in Reno, then headed out on Highway 50 toward the U-Dig fossil quarry out of Delta, Utah.  We spent the second night in Ely, Nevada.  Along the way, we stopped