Google Project Loon Balloons over United States.
These flying in California west of Reno, Nevada.
http://www.flightradar24.com/39.5,-120.31/10
HBAL10 (700022)
http://www.flightradar24.com/HBAL10/
HBAL10 (700020)
http://www.flightradar24.com/HBAL10/
HBAL189 (700019)
http://www.flightradar24.com/HBAL189
These flying in California west of Reno, Nevada.
http://www.flightradar24.com/39.5,-120.31/10
HBAL10 (700022)
http://www.flightradar24.com/HBAL10/
HBAL10 (700020)
http://www.flightradar24.com/HBAL10/
HBAL189 (700019)
http://www.flightradar24.com/HBAL189