1. The Kentucky Historical Society was founded on October 16, 1836. It is a non-profit organization located in Frankfort, Kentucky that aims to promote the understanding and appreciation of Kentucky's history and culture.

2. On October 16, 1861, the Battle of Wildcat Mountain took place in Laurel County, Kentucky. It was one of the earliest battles of the Civil War fought in Kentucky. The Union victory helped secure control of the region and cut off Confederate supply routes.

3. The United States Bullion Depository, also known as Fort Knox, was established on October 16, 1936. Located in Hardin County, Kentucky, the depository houses a significant portion of the nation's gold reserves.

4. On October 16, 1989, the Keeneland Race Course in Lexington, Kentucky hosted the Breeders' Cup, a prestigious horse racing event. The day featured several exciting races, including the Classic, which was won by legendary racehorse Sunday Silence.

5. The Louisville Zoo's Gorilla Forest exhibit opened on October 16, 2002. The exhibit features a naturalistic habitat for the zoo's gorilla family and includes a state-of-the-art indoor facility for the primates.