Wow! An excellent resource for this fantastic site. The plan/aerial photo really gives you an idea of the scale of the place and there’s detail to be found about each area.
The museum itself is a few miles away; it’s closed on Mondays but otherwise open:
March-October 10 a.m.-14 p.m., 16 p.m.-20 p.m.
November-February 10 a.m.-14 p.m., in the evening visits only by appointment (tel 971 644 169).