Bydgoszcz Canal Night Marathon 2026-06 21km|42.195km Bydgoszcz / Poland Visit Event Website → About This Event Location Bydgoszcz Country Poland Date 2026-06 Distances 21km|42.195km Why This Event Unique night marathon and half marathon along Bydgoszcz Canal system offering atmospheric nighttime racing along historic waterways. More Runs in Poland View all runs in Poland