The 2021 Maryland Endurance Challenge is COVID-safe.
All cyclists, spectators and volunteers will be expected to honor our Safety Plan.
It's just another day in paradise!
MD Endurance Challenge
The Maryland Endurance Challenge presents three separate events! The 12-HOUR NATIONAL CHAMPIONSHIP RACE. The FREE-STATE 6-HOUR CHALLENGE. The MASON-DIXON 3-HOUR RIDE.
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