Marathon and Half-Marathon at the Eden Project
The Eden Project in Par plays host to a marathon and half-marathon on Sunday 18 October 2026, offering a running challenge set against one of Cornwall's most striking landscapes. Whether you're tackling the full marathon or the half, expect a route that takes in the dramatic terrain and biome structures that make Eden so distinctive as a venue. Entries close on 30 September, so if you're planning to take part, it's worth signing up without delay. This is a paid event — check the Eden Project website for registration details and pricing.
