Once submerged, defuncgt New York City subway cars turn a barren stretch of ocean floor into a bountiful oasis, carpeted in sea grasses, walled thick with blue mussels and sponges, and teeming with black sea bass and tautog.
"They're basically luxury condominiums for fish,"said Jeff Tinsman, artificial reef program manager for the Delaware Department of Natural Resources and Environmental Control.
See an awesome video here.