Sonja Müller & Teresa Hunkeler - TourBird a walking adventure in the city From the Alps to the Rockies

Join Teresa Hunkeler and Sonja Müller, co-founders of TourBird, a company which, through their website, offers self-guided digital audio tours online or offline, accessible on cell phones, without having to download an app.In this 15 minutes podcast, they'll let you in on the secrets behind their innovative, multilingual tours. They'll also give you the scoop on upcoming tours, and show you that even in winter, getting out and about can be a source of discovery, while remaining invigorating a...