Stunning (esp. in full-screen mode & large monitor) zoomable, 360 panarama views. Incredible detail, especially the ceiling. Li'l too easy to get lost in there if yer baked.

Only thing missing is the hall sound.
http://www.sagradafamilia.cat/sf-eng/do ... l.php?vv=1
prolly the closet thing to a real world Dali-verse
ps also does the gyro-view thing when using an iDevice