HIERO DAY is an annual event hosted in the beautiful city of Oakland, California. Hiero Day has been voted the best hip hop music festival in the Bay Area celebrating hip hop culture with music, food, art, & community.
HIERO DAY is an annual event hosted in the beautiful city of Oakland, California. Hiero Day has been voted the best hip hop music festival in the Bay Area celebrating hip hop culture with music, food, art, & community.
