If your trip to Aubignosc is all locked in but your travel itinerary is looking a little empty, let us give you a helping hand.Sisteron Cathedral and Sisteron Citadel are significant attractions that all visitors should make time to check out. Map out your route and spend a few hours exploring each one.If you're eager to see more, Ganagobie Abbey, La Germanette and Musée Terre et Temps are top picks with visitors and within a short drive of the downtown area.