A Naval Base on a Haunted Swamp

What if I told you there were a bunch of people in the Navy in Groton, Connecticut who believe their military homes are haunted?

SOURCES

https://www.messagetoeagle.com/mysterious-ancient-gungywamp-could-be-a-gateway-to-a-parallel-reality/

https://www.atlasobscura.com/places/gungywamp

https://www.nytimes.com/1995/03/19/nyregion/a-colonial-maybe-even-celtic-mystery-called-gungywamp.html

https://dpnc.org/gungywamp-structures/ 
https://skyaboveus.com/climbing-hiking/gungywamp#gid=ci026e2cdc90022744&pid=gungywamp-MTc1MTI2NzYwNTI5MjA5MTU2