01/27/2012 08:17 am ET Updated Mar 28, 2012

Leonardo DiCaprio, Erin Heatherton Zip Line In Mexico (PHOTOS)

Leonard DiCaprio's relationship with his 22-year-old Victoria's Secret model girlfriend Erin Heatherton really hung in the balance this week -- as the couple hit up an awesomely awesome zip line together in Mexico ... and we got the pics!

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