When we moved into Pi Towers 5.0 (I think we’re up to number five?), the finance team got seated next to some excellent massive trees. They wanted to add something to attract wildlife to their office window, and decided a bird feeder was the way to go. However, being two floors up meant they needed a little help getting it high enough in the tree for them to see it from the window next to their desks. Here's what we made: https://www.raspberrypi.com/news/making-friends-with-birds-outside-pi-towe