To find the coordinates for this cache you must complete the Adventure Lab "Historic Tour of Junction City". It is not located at the given coordinates.
The Geocaching Adventure Lab mobiile app requires data or wifi, which should be no problem in this area. If you haven't downloaded this app in your smart phone, please do. Many areas around the country and the world have these labs to add to the game.
The historic tour of Junction City leads you to five locations. You must correctly answer a question at each location to complete the adventure. The final coordinates to this bonus mystery cache will be listed during your tour. To explore the Junction City tour click on the Adventure Lab mobile app or use this link:
https://labs.geocaching.com/goto/JunctionCityTour