It is, overall, a big old dark L of a place, with part of the Roman Wall incorporated and Moorish bits ill-disquised, and that is a good thing. There is a handy stage area set up to draw you in by sound to a street otherwise not especially noticeable.
Counts of Barcelona! Kings of Aragon! The full panoply is here.
How to identify fine women on horseback with oriflamme? This kind of medieval battle pennant was carried aloft and if it fell, the nearest warrior was to get it back up again -- the oriflamme, see http://sassafrastree.blogspot.com/2010/12/oriflamme-down-ciceros-up-lust-of-sway.html/
Is this Ramon Berengeur IV? There is a large freestanding statue of him in similar flowing cape-garb. Or is this a woman? Enlarged, it looks masculine, with a rounded beard there.