This bonus geocache is NOT at the posted coordinates.
First, you will need the Adventure Lab app available from the app store on your smartphone.
You will then need to complete the "Historic Loveland Downtown Tour" Adventure Lab in order to get the final coordinates and instructions on how to access the physical container.
You will have 5 stops to complete before you receive the coordinates. You may retrieve the coordinates at any time after you have completed the tour by viewing the journal of the "Historic Loveland Downtown Tour" Adventure Lab series. It will be listed on the final entry.
The difficulty rating of this cache reflects the additional legwork required to unlock the final coordinates, actual hide difficulty is 1.5.
Click here to get started: https://labs.geocaching.com/goto/HistoricLoveland