This cache is part of The Rainbow Show (GC6CDX0) puzzle series. The series highlights several Hillsboro parks. In order to solve the final, you will need to know what color this cache is, along with all the colors of the following:
TRS: Bronze Swans 3.0 (GC8MFPE)
TRS: Green Bean (GC6FAP7)
TRS: Tangerine Dream (GC6FAR7)
TRS: Teal Deal (GC6FAQD)
TRS: Violet Pilot (GC6FAP0))
Please use stealth and keep an eye out for muggles as there can be many nearby. The cache is a well camo'd bison tube. Bring your own writing instrument. Please return the cache to it's hiding spot so it will remain for the next seeker to enjoy. Please let me know if there are any issues with the cache. Please observe park hours.
FTF honors and congratulations to SpockProf.