Grand Union Canal 145 Mile (GUCR)

The Grand Union Canal 145 Mile Race is a premier ultra-distance running event held annually in the UK, covering 145 miles from Gas Street Basin in Birmingham to Little Venice in London along the Grand Union Canal Towpath. Known for its relatively flat and easy-to-navigate route, the race offers a mix of urban and rural scenery. It welcomes runners aged 20 and over, with options for supported or unsupported participation.

The event features feed points every 10-15 miles, a generous 45-hour time limit, and encourages self-support with optional crew assistance. It is part of the Canalslam series, celebrated for its challenging yet accessible ultra-distance experience. Visit the organization's website for the most recent information.