The following events occurred in the 19th century (1801 – 1900 AD):
- December 19, unknown year – A nine-foot-tall "giant" is unearthed from an ancient burial mound in Maple Creek, Wisconsin.
- Over the American West, "mystery airships" are witnessed in the skies throughout the 19th century.
- 19th century at Wikipedia
- WISCONSIN MOUND OPENED.; Skeleton Found of a Man Over Nine Feet High with an Enormous Skull. published December 20, 1897 at the New York Times archive