Dan Brown's Inferno sends Langdon from the Palazzo Vecchio and Baptistery in Florence to St Mark's Basilica in Venice and the Hagia Sophia and Basilica Cistern in Istanbul, in a race to find a plague.
The route visits six real places in story order, from the Vasari Corridor to the cistern of 336 columns.
Dan Brown's Origin is set across Spain: Edmond Kirsch's reveal at the Guggenheim Museum in Bilbao, a chase through Gaudí's Casa Milà and Sagrada Família in Barcelona, a finale at the Barcelona Supercomputing Center, and a royal palace in Madrid.
Robert Langdon and curator Ambra Vidal race to broadcast a dead billionaire's discovery. The route starts at Montserrat Abbey and follows the story through six real places, most of which you can visit.