Have you been thinking about doing that bike trail to Washington, D.C., but find the idea of riding 335 miles daunting? My wife and I discovered it isn’t that bad when you do it by car. Not the trail itself, of course. Too many cyclists clogging the way. We were backup for my daughter Jane and her husband Dien, who came from Boston for the big challenge last month. They asked if we’d drive along with their gear and meet them each night at a bed-and-breakfast. Click here to read the full story. By Peter Leo