Arizona

Following on from our previously posted double bridge and missed bridge, Google Sightseeing is proud to present, the double missed bridge! Someone really needs to fire those engineers... 😉 Thanks to alien_alan.

Picacho Auxiliary Army Airfield #1 is today used by helicopters of the AZ National Guard, based at the nearby Silverbell Army Heliport, and consists of six short paved runways (they don't need to be very long as helicopters, not planes,…

Pinal Airpark was originally built in 1942 as a WW2 Army Airfield and was known as Marana Army Airfield. It later became the headquarters of all CIA air operations during the Vietnam War years. Today, the primary occupant of the…

This is Biosphere 2 in the Arizona desert. Constructed between 1987 and '89, the ill fated 'self-contained environment' experiment was supposedly intended to explore the possible use of closed biospheres in space colonisation (you know, like in Total Recall!). The…

This is the Glen Canyon Dam in Arizona. What's great about this post is the bridge that extends across the valley in front of the dam, casting an excellent shadow on the dam itself. The dam's construction began in 1956,…

Aerostat balloons are all along the southern borders of the US. The one shown here is at Fort Huachuca located near Sierra Vista, Arizona. The "Tethered Aerostat Radar System" is a balloon-borne radar primarily used to provide radar data to…