Campus tours by Mars by Ruby Wallau August 9, 2019 Share Facebook LinkedIn Twitter Northeastern student Nathan Hostert plays with Mars, an Olde English Bulldogge, after giving a campus tour in front of the visitor center. Photo by Ruby Wallau/Northeastern University Northeastern student Nathan Hostert plays with Mars, an Olde English Bulldogge, after giving a campus tour in front of the Visitor Center. Photo by Ruby Wallau/Northeastern University