The first stretch will take them to a suspended landing platform, where they will transfer to a second line to complete their flight back to earth. (thetravelmagazine.net)
Six green weather balloon stations sponsored by well - meaning humanitarian / scientific research groups perched on a red landing platform. (caseykaplangallery.com)
What's more, to prevent a drone break - in, Amazon describes plans for landing platforms with locked doors that authenticate a drone before it's allowed to enter. (inc.com)