Tag 'surveillance = outdoor'

Value histogram for key 'image'

• 1: https://photos.app.goo.gl/Dbj3PNgdDC7orQx78
• 1: https://commons.wikimedia.org/wiki/File:I09_094_Nord-S%C3%BCd-Fernbahntunnel,_Nordportal.jpg
• 1: https://photos.app.goo.gl/ZyU5bCSY1ugaE6v6A
• 1: http://www.tegeler-segel-club.de/webcam/tsc_webcam.jpg
• 1: https://photos.app.goo.gl/fmWjfVpiCBNMqqrk6