Did you know that Alberta is home to the world’s largest beaver dam? This thing is so big, it will blow your mind.

Generations of beavers exploiting prime real estate conspired to build the world’s largest beaver dam in Alberta, a structure 40 years in the making, according to the ecologist who found it.

A beaver crosses a road to a small pond in Lac La Biche, Alta., in early May. (Photo: Donna Feledichuk) It started, ironically, with an American. In January 1975, New York State senator Bernard Smith, ...

The Miistakis Institute and the Alberta Riparian Habitat Management Society are asking citizens to become dam detectives and find beaver homes from satellite images.