Mammoth March Ohio 2024 Season. Mammothmarch cuyahoga valley 2024 on september 15. After a sold out first edition in 2024, mammothmarch will be back at silver falls state park on march 22, 2025!

Our unique national park event is back for its third edition, and we can’t wait to welcome hikers from all across the country for mammothmarch cuyahoga valley on september 17, 2023! 2024 southeast ohio 3 galleries.