Add a strip of trim a bit above already existing baseboards, paint between, and you get faux thick baseboards! Other good ideas here as well. 31 Easy DIY Upgrades That Will Make Your Home Look More Expensive
Reuse an old tree to make a log pathway in your garden. Good use of "yard" trees and other wood that can't be milled; works much better in climates without termites. Good drainage under the log rounds will make the path last longer.
Delux Chicken Coop: this is the cutest! Very cozy chicken coop. I'm not entirely sure if it's authentic or if it's a children's play house. Either way it would makeshift as a lovely summer guest house if extra space was needed.