The point on the road above McIntosh Bluff and Bilbos' Creek where Burr was captured on February 19, 1807
From LaTourrette's 1837 map of Alabama and West Florida
http://alabamamaps.ua.edu/historicalmaps/alabama/1826-1840.html



Looks like he was captured at about the 48' BM on the topo map.
Whitney

photo courtesy of Peter J. Hamilton's COLONIAL MOBILE