There have been several anecdotal and chronological reviews so far - here is my attempt at "something completely different". Les (Pat is on a different shore excursion....)
The ABC of Xpedition (NOT in traditional order):
A is for altitude of Quito - while we took it easy walking (and drinking alcohol) and had no ill effects, some other passengers struggled with breathing (and other symptoms) on steps, at night, and after drinking. A is for Alejandra - a wonderful Celebrity guide in Quito who has many skills including wit, good humour and stopping taxis with her smile. A is for Albatrosses - they danced, they clacked beaks on cue as promised.