Prague Castle (Czech Republic). 'Looming high above the Vltava’s left bank, this outrageously outsized fortress conjures up childhood fairy tales of a good king watching benevolently over his people.' http://www.lonelyplanet.com/czech-republic/
So pretty, but I think a little too fancy for just the "garage"....eyes on the prize -- main family house! But I do wish the other plan I liked had a deck....
Worlds Coolest Playgrounds Jungle Gym, Nashville Come “swing like a gibbon” at Jungle Gym, a 35-foot-tall tree house, cargo-net climbing area, slide, and giant snake tunnel at the Nashville Zoo. It’s the largest community-built p