Grand Junction Canal Nene at Northampton, to the turnpike road at Old Stratford (north-west of the modern Milton Keynes), and to Watford in Hertfordshire: those to Daventry and Watford were not built. The branch to Old Stratford was amended before it was built (see below). The branch to Northampton was delayed as the plans of the Leicestershire and Northamptonshire Union Canal to reach Northampton and thus join with the Grand Junction came to nothing. The link to Northampton was made by a tramroad transferred from Blisworth Tunnel, with the 5-mile (8-kilometre) canal from Gayton being opened in 1815. The link to Leicester was
Maida Hill Tunnel Venice and Camden Locks, passing through the tunnel and calling at the zoo, and the tunnel is only wide enough for one way traffic. Boats are therefore required to give way if another boat is approaching in the opposite direction. In 2016 the Canal River Trust provisionally opened access to non-powerfed craft such as kayaks, packrafts and canoes. Maida Hill Tunnel Maida Hill Tunnel is a canal tunnel on the Regent's Canal in London, England. The two other tunnels on the Regent's Canal are Islington Tunnel and Eyre's tunnel. The Regent's Canal was authorised by an Act of Parliament in