Built of concrete filled sandbags, these pillboxes are known as “Beehives” Alnwick Beehive pillboxes S0007339 and S000734014th May 2019 in Beehive Pillboxes / Defence Types / Northumberland tagged alnwick / beehive / pillboxes / s0007339 / s0007340 by Colin
Beehive Pillbox: S000734113th May 2019 in Beehive Pillboxes / Northumberland tagged beehive / pillbox / s0007341 by Colin
Bothal, Beehive Pillbox. S001338030th August 2017 in Beehive Pillboxes / Northumberland tagged beehive / bothal / pillbox by Colin
