GeoWoodstock 2018 is (was) held on the weekend of May 26, 2018.
This year GeoWoodstock is in Cincinnati Ohio and is the first North America Giga Event. A Giga-Event Cache is a geocaching event that is attended by 5000+ people.
https://geowoodstock.us/
https://www.geocaching.com/geocache/GC5AX15_geowoodstock-2018
Some local cachers are traveling to Cincinnati Ohio to attend this historic event and with any luck, upon their return, they may be able to attend this local event to share their stories and possibly some trackables they brought back.
The event will take place between 5:30 pm and 6:30 pm at the coffee shop at the posted coordinates