Ritaratbag wrote on Jun 22^nd, 2013 at 6:35pm:

Anyone interested in cave paintings, may like to visit some in Serra de Godall, Ulldecona. Some are 8,000 years old. It became a Unesco site in 1998. Tours to the caves Tues-Sat. 10 + 12h.  16h. Sundays and Holidays 10 +12h. As well as the caves you can visit the Interpretation Centre, Tues-Sat. from 10-14h.  16 -18h You can also visit the Ermitage. There is also a bar/restauraunt, with lovely terrace and views.

http://m.arqueoxarxa.cat/mobile_eng/Archaeological-Sites/ABRICS-DE-L-ERMITA-ROCK-ART-VISITOR-S-CENTRE-ULLDECONA