A city filled with modern high-rise architectures. This sim is Miramare.
The Cliff Apartments. These buildings are based on the geometry of Rhombic dodecahedron, set along a precipitous cliff. Below them you can see the suspension bridge, modeled after San Francisco's Golden Gate Bridge. Builder is Seifert Surface, at xyz.
Geo-dome and various towers. Built by Seifert Surface.
This dome is part of a build in a 4-sims island, that seems to be a SL presence of Telecom Italia. Built by Cadroe Murphy. (screenshot 2007-07)
A museum with modern architecture. The architect is Endira Udal. She has a blog at http://blogs.electricsheepcompany.com/primdig/.
Address: NMC Campus (115,235,41).
See also: A cubic crystal structure of iron building: Atomium in Second Life.