UNESCO celebration included Blackfoot cultureBy Lethbridge Herald on July 30, 2026. Herald Photo by Alexandra Noad An Indigenous dancer performs during Head-Smashed-In Buffalo JumpÕs celebration of the 50th anniversary of Canada signing the UNESCO World Heritage Convention on Wednesday. Herald Photo by Alexandra Noad An Indigenous dancer performs during Head-Smashed-In Buffalo JumpÕs celebration of the 50th anniversary of Canada signing the UNESCO World Heritage Convention on Wednesday. By Alexandra NoadLocal Journalism Initiative Reporter-Lethbridge HeraldHead Smashed-in Buffalo Jump, Alberta’s first World Heritage site was one of only three sites to host a celebration for the 50th anniversary of Canada signing United Nations Educational, Scientific and Cultural Organization (UNESCO) World Heritage Convention yesterday. Visitors across the globe were treated to the sights, sounds and tastes of Blackfoot culture, along with their free admission to the site.