The Rough Guide to the Dordogne & the Lot: Travel Guide with eBook. The Rough Guide to Dordogne and the Lot. Features of this travel guide to Dordogne and the Lot - Covers: Perigueux and the north, Bergerac and around, Sarlat and the Perigord Noir, the Upper Dordogne valley and Rocamadour, the Lot valley and around, south of the River Lot.