Province of Tarragona has been home to the RACC Rally de Catalunya for 25 years. UAE and many other professional cycle teams use the area for training as provides excelllent challenges with its diverse terrain. Priorat is famous for (Black) red Wine and you can enjoy the Museum of Alcover; see Triasic Fossils in the area of Paleontologia.
Cistern Monastery Route which includes Poblet, Santas Creus, Santa Maria de Vallbona.
Gaudi & Modernist buildings in Reus and so many village Cooperativas with spectacular facades.
There are numerous Roman ruins in and around Tarragona to explore. Mediterranean Games cycle race over Prades Mountains and passed through Alcover.