| Clue | Source | Date |
|---|---|---|
| Island in NW Lake Superior, Michigan, forming part of a US National Park | Mirror Quiz | 28 Nov 2023 |
| Michigan national park | The Washington Post | 09 Nov 2019 |
| Michigan national park | LA Times Daily | 09 Nov 2019 |
| Michigan national park | ||
| National Park of Michigan | ||
| Lake Superior attraction | ||
| Michigan national park | ||
| National park in Lake Superior | ||
| Michigan national park |