River Thames Thames Estuary), the river is subject to tidal activity from the North Sea. Before the lock was installed, the river was tidal as far as Staines, about upstream. London, capital of Roman Britain, was established on two hills, now known as Cornhill and Ludgate Hill. These provided a firm base for a trading centre at the lowest possible point on the Thames. A river crossing was built at the site of London Bridge. London Bridge is now used as the basis for published tide tables giving the times of high tide. High tide reaches Putney about 30 minutes later than
Queen Elizabeth II Wildlands Provincial Park Queen Elizabeth II Wildlands Provincial Park The Queen Elizabeth II Wildlands Provincial Park is a provincial park in south-central Ontario, Canada, between Gravenhurst and Minden. The park, named for Elizabeth II, Queen of Canada, is 33,505 hectares in size, making it the second largest park south of Algonquin Park (after Kawartha Highlands Provincial Park), but it has a fragmented shape as a result of many private lands within its boundary. It was originally known as Dalton Digby Wildlands Provincial Park, after the two townships it encompassed, before being renamed on October 9, 2002, to commemorate Queen Elizabeth II's Golden Jubilee