The North Face Endurance Challenge Series is BACK with #RunChat!

For three out of the next four weeks, we're excited to have The North Face Endurance Challenge Series back for #RunChat! 

As part of their sponsorships you can get 15 percent off their Ontario, Wisconsin and Utah races when you use code RUNCHAT15 when signing up. (CLICK HERE for more info on all those events.)

As part of this week's #RunChat -- which kicks off at 10 p.m. ET Sunday, June 18 -- we're taking a closer look at the event's stop in Ontario.

WHEN: July 16-17
WHERE: Blue Mountain Resort, 90 miles outside Toronto.
EVENT FEATURES: Featuring the most pronounced elevation gain trail race in all of Ontario, The North Face Endurance Challenge cruises along the Niagara Escarpment on the western shores of the Georgian Bay and navigates through the ski trails of the Blue Mountains.

The event's stop in Ontario features numerous events from a 5K all the way up to a 50-miler. There's also a marathon relay team and a kid's run!

CLICK HERE for full details and to sign up. (Don't forget your discount code!)

We're also giving away TWO entries to the races in Ontario! To enter, simply retweet the tweet below by 9:45 p.m. ET Sunday, June 18 AND answer at least one question during the chat. 

One winner will be announced at random in the final 5 minutes of #RunChat.