In celebration of this, here are some great moments from their show.
These 2 climbers were taking the "Leap of Faith" on the Maroon Bells traverse. Things got pretty scary and they are lucky to be alive.
These 2 ladies are hilarious. The banter between is absolutely perfect. You can tell they love each other, they just give each other a really hard time. Take a look.
John Oliver asked his viewers to send in their money or "seeds." Seeds was supposed to be a metaphor but the viewers took it to heart. Take a look at what he got in the mail.