Above ground you do not realize the complexity of the construction.
It was cold when we visited and this fire felt great.
The windows are shaped larger on the inside than the outside. This makes it harder for bullets to enter but the person on the inside still has a wide range of view.
The Union was using the new rifled barrel cannons. You can see the damage they were causing to the fort.
For comparison, here is a link to the page about the worse POW camp in the Civil War.
John Wesley was known as the founder of Methodism.
REMEMBER THE PAST, STEVE