131 The sheer expanse of underground tunnels in the Finger Lakes (especially those associated with trafficking) is unbelievable. Under our noses the whole time... (www.thetravel.com) 🔍 Notable posted 1 year ago by Excelsior 1 year ago by Excelsior +131 / -0 Explore The Secret Tunnels Network Underneath Finger Lakes What happens in the dark passages underneath the Finger Lakes? Take a tour of the tunnels and find out. 20 comments share 20 comments share save hide report block hide replies
Seneca Lake is deep enough that the navy has a testing facility in it.
https://www.navsea.navy.mil/Home/Warfare-Centers/NUWC-Newport/What-We-Do/Detachments/Seneca-Lake/Contact-Us/
I lived in Geneva NY on the north end of Seneca Lake for a few months way back in college. Always had a creepy feel to the place.
There are canals to some of the finger lakes from the Erie Canal and to lakes Erie and Ontario.
Hadn’t heard of the tunnels.