Somewhat unprepossessing, from the front:
And they won't let you take pictures inside, which means we can't bring you a first person account of this jaw dropping space:
http://www.rbkc.gov.uk/leightonarabhall/tour/virtual_tour.html
(Here's the view of that space from the outside, though:
)
We discover that, like Wm. Morris (another favourite; site-q.v.), G.F. Watts portrayed the handsome luminary who built this house:
Aesthetes! Aestheticism!
We really liked the gardens, out back:
But listen to this! With all of London's bottomless cultural and historical attractions, this was the thing, more than any other, that got these kids excited: