Top Internet Service Providers in USA State-by-State
Railroad map of US
Related: Four Main Railroad Networks of the United States
Nothing is a Sure Thing.
via The Miguel Sano Story on fb
Lake Street & Nicollet Ave in Minneapolis, 1970 & Today via Eric Roper
The atomic clocks that keep satellites and your smartphone on time
The US Naval Observatory is home to a set of incredibly precise atomic clocks that record America’s official time. Its clocks are relied upon for a vast range of functions, from providing the time on your smartphone lock screen to keeping GPS satellites accurate in their calculations.
Minneapolis skyline from inside the Metrodome
Photo by AboveTheNorm