Thinking of going out for a walk? Want a change- why not take a walk at Wawanosh Wetlands. Oh sure, purists will argue that it never became the wetlands that were planned, but it has still become a great place for nature- in all seasons- and it can be a very nice walk.                   Wawanosh can be hard to find if you don’t know exactly where it is. It is located at 6013 Blackwell Side Road, in Sarnia. The entry way is a narrow single- car width road entrance between two residential…