The airwaves are awash with invisible communications keeping us connected and facilitating our information society. All that telecommunication requires a lot of infrastructure! Today's episode of WTI shows some wireless telecommunications. Have a cool infrastructure photo? Send it in the @ . Watch this video and the entire Practical Engineering catalog ad-free on Nebula: Buy a T-shirt here: Support these videos on Patreon: Website: Music: Elexive - Valley Santa (