Canada: Notre Dame Island
With a specific end goal to prepare for the 1967 International and Universal Exposition, the city of Montreal, Quebec, expected to manufacture a metro framework. Keeping in mind the end goal to fabricate one, they expected to uncover 15 million tons of shake, and they thought of a brilliant approach to utilize it – they constructed Notre Dame Island in the Saint Lawrence River.
Today, the island is home to a few vacation destinations, including the Jacques Villeneuve Circuit, which is the place the Canadian Grand Prix is held, and it's additionally where the Montreal Casino is found.