crannog

use tinfoil as a base to form the lake.then build up a pile of small stones and use Plasticine or modelling clay to make the dwellings. Matchsticks or twigs might be useful for making the fence and there you have it the model of a crannog

Try Crannog - see wikipedia for full explanation

An ancient Scottish or Irish fortified settlement constructed on an artificial island is called a crannog. These wooden structures were built in bodies of water for defense and have been dated back to the Bronze Age.

crag- ow- en - owen cra- nn -oh- g