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XTERRA Sleeping Giant is an annual, premier off-road triathlon and trail running event in Thunder Bay, Ontario, held around Boulevard Lake and Trowbridge Forest. It features swimming, mountain biking, and trail running through boreal forests,...

XTERRA Sleeping Giant is an annual, premier off-road triathlon and trail running event in Thunder Bay, Ontario, held around Boulevard Lake and Trowbridge Forest. It features swimming, mountain biking, and trail running through boreal forests, offering both competitive qualifying races for the XTERRA World Championship and shorter, beginner-friendly distances.