
Because closure is not an option on Canada's busiest highways, it's up to the heavy rescue teams to keep them open through the worst of the winter driving season. This series, based on Discovery's hit "Highway to Hell," rides along with crews from multiple major tow operators, rescue, and maintenance crews day and night who keep Ontario's 400-series highways operating at any cost. From Sarnia eastbound to Toronto and north to Barrie, the cast of heroes work diligently to safeguard the country's most important trade route with the U.S. from grinding to a crippling halt through any weather condition.

Sonny hunts for a shortcut across town after a runaway van smashes through a wall and into the path of a full-speed truck; the crew from Herb's hurries to save a load of pharmaceuticals before it freezes.

Freezing rain scatters Gary's team, forcing him to work solo to open the continent's busiest border crossing; in Windsor, Brad, Eric and crew fear a tragedy when they untangle a sedan badly crushed by a semi.

A storm sweeps across the province, sending heavy rescue crews scrambling; in Hamilton, Kevin fights to clear a wreck in time for the plows to get through.

A massive multiple-semi crash in a tunnel forces the Coxon crew to clear a big mess in a tight space; Mark Haslett heads to the rescue when a woman is trapped on a dangerous stretch of the highway in Toronto.