The Fort Gratiot Lighthouse is the oldest in Michigan.  This episode is about the history of it as well as the Paranormal Investigation we joined there. 

References:

https://www.phmuseum.org/fort-gratiot-hospital/

Please see the below for music credit and license:

https://www.thedarkpiano.com/creepy-piano-music

https://soundcloud.com/myuu

Music credit and license: https://www.thedarkpiano.com/creepy-piano-music https://soundcloud.com/myuu http://creativecommons.org/licenses/by/3.0 https://www.FesliyanStudios.com

Background music credit Credit to https://www.FesliyanStudios.com for the background music.