That's quite cool, I really like the stylish effect of the water, quite a brave thing to do, wouldn't have occured to me that using cheese slopes at this scale could work for waves. The dome is also very nice, and so are the trees.
Oh, and anal comment, if the name is supposed to mean "lone rock" or something along those lines, it should be "Solum saxum" (or I'd have said "Saxum solum" but both work)
"Hinc satis elucet maiorem habere uim ad discenda ista liberam curiositatem quam meticulosam necessitatem.”
- Augustinus Hipponensis