Hills Are NOT Harder Than Cycling On The Flat (SaysScience)

https://www.youtube.com/watch?v=ipENw5mjjSg
Channel: CYCLINGABOUT
Times watched: 2
Watch Times
Date Before
2025-09-02 08:08 1 year, 2 months
2025-09-02 07:08 1 year, 2 months