New Manchester Manufacturing.
The arch is the millrace entrance, where the water from Sweetwater Creek entered the mill and powered the equipment. through the windows you can see the creek. a few weeks ago these waters were well out of their banks and closed I-20 a few miles north of here.
a picture from last year, whose caption begins 'one last shot', is apparently one last shot. the flood waters have removed this bridge.
f/10, 1/400s, iso 640.