Church of Peñarroya de Tastavins Monument · Peñarroya de Tastavins, Matarraña, Teruel 18th-century Baroque church of Santa María la Mayor in Peñarroya de Tastavins, declared a bien de interés cultural, in the town where in 2008 Tastavinsaurus was described, one of the most complete Lower Cretaceous sauropods found in Europe. Photo: Jordi D. A. from Barcelona, Catalan Lands (CC BY-SA 2.0) What to see and do in Peñarroya de Tastavins