The historic village of Hillsborough was granted the "Royal" prefix in October 2021.
To obtain the final coordinates for this bonus cache you will need to complete the Royal Hillsborough Adventure Labs. Use your phone's QR code scanner to open this Adventure in the Adventure Lab® mobile app, or share the following URL
https://adventurelab.page.link/yEqL
It is possible to walk from the village to this cache but you may prefer to drive. There is no need to enter an area that may be considered as private propeety.
Enter the keyword from each of the five locations into Certitude using lower case with a hyphen between each word. A-B-C-D-E
You can validate your puzzle solution with certitude.