u get the combination(3 #s) and do the combo. First turn right and match the number, then turn left twice and match the number, and then turn right and match the number. Then the lock should open....
There are very many . The largest (260m x 24m, or 750ft x 75ft) are found in the St-Lawrence Seaway between Montreal and Lake Ontario and in the Welland Canal between Lake Ontario and Lake...
Locks work by taking the advantage of water running down hill. The water is raised by closing the downstream pipe, filling up the box. Anything floating in the box will raise. Closing the upstream...