
Because somebody needed to do it.
A bench on a topo map will be where the contours get farther apart, but on either side they are close together, basically where things flatten out, but its steep on either side. Size wise pretty variable though, could be 50' wide, could be 1/2 mile or bigger.
Next year you should find a place to fish where your elk tag is valid. You'll probably still fish more than scout, but at least you'll know how to get there.