The first building in Calgary was erected in 1872 by Alexis Cardinal, at the request of Fr Constantine Scollen, an Oblate missionary priest, at the confluence of the two rivers.
The Bow River enters the city from west, winds around downtown, then runs south.
and Old Ogden lead, The Elbow River enters the city in the southwest, then turns north and merges into the Bow River immediately east of downtown.
Fish Creek flows from west to east in the south part of the city, through the Fish Creek Provincial Park.
It merges into the Bow River in the southeast quadrant of the city.