Don't Dilly-Dali

It's time that we had another of the great man's meisterwerks What is it ? Well, it looks very fuzzily like a naked lady looking out of a window or something. If you zoom in you will get a clue as to what it is - but paradoxically, you have to be further away from it to see what it is (zoom out). Here it is in situ in Barcelona - OK - final clue - it's called 'Lincoln in Dalivision'