Panoramas and viewsheds at Gettysburg

Here, (via The Dish) an interesting interactive article by Anne Kelly Knowles, from The Smithsonian, showing what commanders could and couldn't see during crucial points during the Battle of Gettysburg. It's really fun, and well worth a look.

We're used to seeing God's-eye-views of battlefield diagrams which show everything, and also know how things worked out, so we get a skewed sense of what it was like then.

The article shows panoramas, which lets you scan across a generated image of what th...