Queen Mary's Dolls' House, Dollhouse in Windsor Castle, England
Queen Mary's Dolls' House is a miniature royal palace designed by Sir Edwin Lutyens.
Built in the early 1920s, it was created as a gift for Queen Mary from the people.
The dolls' house includes contributions from over 1,500 artists, craftsmen and manufacturers.
It is on display in Windsor Castle and can be visited by the public.
The dolls' house even has electricity, running water and working lifts.
Source: Wikimedia