Polar Post Office has a small hole on its underside designed to borrow a standard bulb from your Christmas tree to light up the cottage. Upon lighting your cottage, you will immediately discover the first of many secrets, the beautifully crafted scene inside. Do you know where the real Polar Post office is? Oh no, it looks like there may be a lost letter to Santa, can you find it? Measures 2.75 X 2.75 X 4.75”