quality:correction
Locks in the Welland Canal

There are eight locks on the Welland Canal. From the north to the south, there is lock 1 at Port Weller, followed by Lock 2 and then Lock 3, a site with a visitors' information centre and museum in St. Catharines, Ontario. There are four locks in Thorold, Ontario, including twin-flight locks 4, 5 and 6, with Lock 7 leading up to the main channel. The Lake Erie level control lock sits in Port Colborne, Ontario.