Nesting cavity is left unfinished and rough (like the inside of an old rotten tree) so baby birds can more easily climb out to make that first flight. Each birdhouse is uniquely handmade in Hamilton Ontario. No 2 birdhouses are the same. This item is in the category "Home & Garden\Yard, Garden & Outdoor Living\Bird & Wildlife Accessories\Bird Houses". The seller is "parkdun" and is located in this country: CA.This item can be shipped worldwide.