Where is Erlanger Kentucky? What County is Erlanger in

The town of Erlanger belongs (from oldest to youngest) to the state Kentucky and Kenton County. The locality of Erlanger covers 21.8 km2, has 18,368 inhabitants (2010 census) and a density of 842.57 inhabitants per km2. The average altitude is 278 m. The current mayor of Erlanger is Thomas L. Rouse.

What is Erlanger Kentucky famous for?
Is Erlanger in Boone or Kenton County?
In what county is Erlanger KY?
How big is Erlanger Kentucky?