The Boat Race is an annual set of rowing races between the Cambridge University Boat Club and the Oxford University Boat Club rowed between open-weight eights on the River Thames in London England except for in 2021 when the race was held on the River Great Ouse.

A boat race runs along a triangular. The other two sides of the course lie to the north of the first side and their lengths are 1500 meters and 2800 meters. The race starts with the boats headed west for 3500 meters. Instead it will take place behind closed doors on the Great Ouse in Ely.

There are separate mens and womens races as well as races for reserve crews. A boat race runs along a triangular course marked by buoys eqA B eq and eqC eq. A boat race runs along a triangular course marked by buoys A B and C.

NAVIGATION A boat race runs along a triangular course marked by buoys A B and C. A boat race runs along a triangular course marked by buoys A B and C. Bearings for the laps in a boat racing.

The mens race has previously been run once at Ely in 1944 when the war made it impossible to stage in London. The race was first held in 1829 on a 2 1 4-mile 36 km stretch of the River Thames. The distance of the boat from the harbour is the missing side.

As of 2015 the race takes place on the 42-mile 68 km Championship. The race begins with boats headed west for 3400 meters. A boat race runs along a triangular course marked by buoys A B and C.

The race starts with the boats headed west for 3700 meters. The race starts with the boats headed west for 3700 meters. The Boat Race is a side-by-side rowing competition between the mens senior boat clubs of the University of Oxford sometimes referred to as the Dark Blues and the University of Cambridge sometimes referred to as the Light Blues.