Have you ever seen a woodland mansion standing so close to a village with a blacksmith? Well, in this rare Minecraft seed you get to see both of these structures spawning at 284 73 -880.
After you arrive at the spot, go ahead and check out that smithy's treausre chest:
The woodland mansion is just as full of valuables. For example, you will be able to locate a secret room with a chest at 245 66 -801 holding: