In a striking display of resilience against summer’s fury, enormous snow piles accumulated during Canada’s harsh winter are still standing tall in parts of Ontario, even as temperatures soared close to 100 degrees Fahrenheit last week.

One of the most impressive examples sits near Toronto’s Downsview Park, where a massive heap of snow has lingered since the colder months.

Despite a blistering heat wave that pushed thermometers to a record 96.8 degrees, the mound has largely kept its form.

This persistence comes after an extraordinary winter season that dumped record amounts of snow across the region, including an astonishing 18 inches in a single day at Toronto Pearson International Airport on January 26—a mark not seen since the 1960s.

Not far away, in the city of Barrie about 60 miles north of Toronto, another giant snow pile measuring roughly 18 feet high and 100 feet wide has similarly refused to surrender to the heat.

While both formations have endured far longer than expected, they bear little resemblance to their pristine winter glory.

The Barrie pile, once a brilliant white, now carries a dingy gray tone from prolonged exposure. Meanwhile, the Toronto mound appears more like a pile of dirt, its surface darkened by compacted debris and baked under the relentless summer sun.

Local officials attribute the snow piles’ surprising longevity to the way they were managed after the winter storms. In Barrie, crews used heavy machinery, including a bulldozer, to densely pack the snow—much like the compression techniques employed at landfills.

This tight packing not only gives the piles their unsightly appearance but also insulates the interior, slowing the melting process considerably.

“We actually brought in a bulldozer to compact it similar to what we do at the landfill,” explained Dave Friary, Barrie’s director of operations. “That’s one of the reasons why it’s hanging around so long.”

Even so, the battle against the warmth is gradually taking its toll. Authorities note that both snow mountains are melting slowly and are projected to disappear completely sometime in August, marking the end of an unusually stubborn reminder of the past winter’s intensity.

The phenomenon highlights how extreme weather patterns—from record snowfall to intense heat—continue to shape daily life in the region in unexpected ways.