1 Syncrude Tailings Dam, CanadaSyncrude Tailings Dam, also known as Mildred Lake Settling Basin (MLSB) is the largest dam in the world and occupies top position in this list. The dam volume is about 540 to 720 million Cubic meters with the structure height of 288 meters. Located in Fort McMurray Alberta in Canada, the dam's construction begun in 1976 and completed on 1978.
2 Tarbela Dam, PakistanLocated near Islamabad, Pakistan, Tarbela Dam holds the second position on the list. The Dam volume is about 106 to 152 million Cubic meters with the structure height of 143 meters. The construction of the dam begun in 1968 and completed on 1976. It has been operating since the 1970s and was built to store water from the Indus River for irrigation and flood control, and for creating hydro-electric power.