An imprint on the seafloor looks man-made. What is it?
Image ID: expn0644, Voyage To Inner Space - Exploring the Seas With NOAA Collect
Location: Veatch Canyon, center to west side 2108-1969m
Photo Date: 20130720T175740Z
Credit: NOAA OKEANOS Explorer Program , 2013 Northeast U. S. Canyons Expedition
• High Resolution Photo Available