12 Examples of Watery Off Grid Architecture

So back in September and August I did two posts on the following topics:

12 Examples of Earthship Off Grid Architecture
12 Examples of Off Grid Home Architecture

During which one of the images featured a round egg-ish shaped home surrounded by water. This one:

Which got me thinking.

What other off grid architecture exists that is surrounded by water, built on / very close to the water?

Well, here are 12 Examples of Watery Off Grid Architecture...