Its replaced the library, the encyclopedia, broadcast and cable television, and the shopping mall. But, few of us know how the darn thing works. How does the internet stay running? What does its infrastructure look like? And, where does our information on the "cloud" go? 

Mike gets answers from Jill Duffy, writer and editor at PCMag.com, and Paul Brodsky, telecoms analyst with Telegeography.

See the map of the undersea cables at submarinecablemap.com

Got questions? Email Mike at [email protected]