Here are three sample datasets:
Small (just points and locations): Israel Cooking Pot Dataset
Medium size (points, locations, characters): Souls Belated Dataset
Large (points, locations, historical context, quotations, images, etc.) Age of Innocence Sample Dataset
Want more information on all this stuff? See the Q and A.
This work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.