“2,384 Free Images of Light Bulb.” Pixabay, https://pixabay.com/images/search/light bulb/.

“Great Lakes Region.” Great Lakes Region RSS, https://www.regions.noaa.gov/great-lakes/index.php/project/coastal-storms-program/.

Hostmaster. “Inside Secrets for Viewing the Northern Lights in Michigan.” Michigan, 29 Aug. 2019, https://www.michigan.org/article/trip-idea/inside-secrets-viewing-northern-lights-michigan.

Hostmaster. “The Most Stellar Places for Stargazing in Michigan.” Michigan, 29 Aug. 2019, https://www.michigan.org/article/trip-idea/most-stellar-places-stargazing-michigan.

Lake Huron Coast, https://www.usgs.gov/media/images/lake-huron-coast.

“Tunnel of Trees near Harbor Springs, Michigan: Tree Tunnel: Tunnel of Trees Michigan, Michigan Vacations, Michigan Travel.” Pinterest, https://www.pinterest.com/pin/320318592217706074/?lp=true.

Wanderings – Journals, Notebooks, Journeys. “The Wanderings Pocket Notebook.” Wanderings – Journals, Notebooks, Journeys, https://wanderersway.com/products/the-wanderings-pocket-notebook.