A piece of Africa wound up in Georgia (and Alabama and North Carolina) 250 million years ago when the supercontinent Pangea broke apart and pieces drifted all over the place and formed the world as we know it today.
‘Chunk of Africa Found in Southeast US’
(A neat story if only because it shows what we think is solid and never-ending, isn’t. Environmentalists take note. Spotted owls and snail darters haven’t been around forever.)