By Donna (Donna) on Monday, June 19, 2023 - 07:08 pm:
Jbuck...I wondered what that is as well. I knew a
gal that had a place on Keweenaw Bay, and she
always said it looked like an airstrip under the
water....wild stuff!
By D. A. (Midwested) on Monday, June 19, 2023 - 11:40 pm:
I agree that the feature at 30 seconds appears to be man made. The lines are just too straight and with 2 structures they are are simply too parallel.