All 42 state parks open to public for free Monday
DENVER -- Forget Valentine's Day, Colorado Day is a holiday to celebrate love. After all, Colorado never lets us down. Colorado Parks and Wildlife will mark Colorado Day on Monday by waiving entrance fees to all 42 state parks. Colorado Day is a celebration of the actions of the state legislature, marking the anniversary of statehood. Colorado officially became a state on Aug. 1, 1876.