These seagoing boxes have picked up various names over the years - "seacan" seems to be the prevailing term these days. But no matter what they are called they are becoming common sights in non-seagoing locations due their convenience, adaptability and low cost for used ones. Portability is the prime motivation for their use in several installations in Halifax. They seem particularly appropriate for seasonal waterfront installations such as the following:
They are also somoetines put to alternate use on ships.
Then there are mystery containers: