Kiosk or Box

We used to call them 'telephone kiosks' though many called them 'telephone boxes'. They do seem an outdated artefact now but many, like me, are still fond of them - red ones are best!

This one is in storage it appears, by the side of a field garden with slowly rusting various other objects. I'm not sure if it's for making very confidential calls or if Superman has suddenly gone shy.