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United States
Massachusetts
Middlesex County

World War II–era U.S. Army Air Forces radar research site on the Blue Loop Trail

Discover
Places to see
United States
Massachusetts
Middlesex County

World War II–era U.S. Army Air Forces radar research site on the Blue Loop Trail

Highlight (Segment) • Historical Site

World War II–era U.S. Army Air Forces radar research site on the Blue Loop Trail

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  • Take Me There

    Tips

    October 15, 2025

    On the ascending portion of the Blue Trail,
    Is a group of 4 concrete bases which held radar testing stations

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      Details

      Informations

      Distance 333 m

      Uphill 10 m

      Downhill 0 m

      Weather

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      Today

      Tuesday 4 November

      13°C

      1°C

      0 %

      If you start your activity now...

      Max wind speed: 23.0 km/h

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      Location: Middlesex County, Massachusetts, United States

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