This cache changes from physical to virtual and back again based on time and season!
The coordinates will lead you to the final clue which must be decrypted
The parks webpage - Upton Hill Regional Park
This cache is being run with permission from the park!
Upton Hill History:
Upton Hill was part of the defenses for Washington during the Civil War.
Notes from the park staff:
If you notice anything out of the ordinary or observe individuals drinking in the park, look for a park staffer around mini golf, the batting cage or pool building or call (703)534-3437 and we will respond to the situation.
Good Luck!