Hannibal Ramp Parks Opens for 2021 Season In a sure sign of spring, the Hannibal Ramp Park opens for the season this weekend. The Hannibal Parks and Recreation Department ramps up the park on Saturday, March 6 for the first time in 2021. The Ramp Park at Hannibal’s Huckleberry Park will be open noon to dark weekends in March, weather permitting. Starting April 1, the Ramp Park will be open after school on weekdays as well, 4 p.m. to dark. The park is for roller skates, roller blades, skateboards, bicycles and scooters. The cost is $2 on weekdays and $3 on weekends. An annual pass costs $35.