This Colossal Project presents an absorbing epic on the building of the fourth Welland Canal, which connects Lake Ontario and Lake Erie and allows ships to bypass Niagara Falls. An immense undertaking, the canal is a vital part of North America's infrastructure and still functions as an essential part of the St Lawrence Seaway. Emphasizing the role that vivid personalities - including engineers John Laing Weller and Alex Grant as well as contractors and labourers - played in the construction of the canal, Roberta Styran and Robert Taylor use archival sources, government documents, newspapers,...