The Bay of Fundy is 280 km (173 mile) - long wedged between the Maritime provinces of New Brunswick and Nova Scotia and is accessed through the Gulf of Maine It the highest and most powerful tides in world, a globally significant ecosystem, the largest concentration of whales and other sea-life, ,and influences and modifies the weather. If that weren't enough, it is also empties itself twice a day exposing miles of bare ocean floor and makes Earth's most enormous tidal waves. Check it out!