The twenty-seventh day of April is designated as "Emma 'Grandma' Gatewood Day," in honor of the legendary hiker who was a founder of the buckeye trail, which was declared the official hiking trail of the state on that day in 1967.
Emma "Grandma" Gatewood Day
Ohio Rev. Code Ann. § 5.2284, under Chapter 5 | State Insignia; Seals; Holidays.
Ohio Rev. Code Ann. § 5.2284