If the name Danny MacAskill rings a bell, you may have seen these videos. If not, be prepared to put your jaw back when it drops to the floor. He does things on a bike that are not to be believed.
There are many more where these came from. Search “Danny MacAskill” on YouTube for others. He proves there is nowhere that a bike can’t be ridden -if you’re Danny MacAskill.
As for what can be done on a bike without ever going outside, we have Viola Brand.
My parents always told me it was dangerous to ride double on bike. Maybe they were afraid I’d try this:
Maybe I should be out riding my bike instead of watching YouTube videos, but I am trying to get a question answered and my 22 minute wait time on hold (or waiting for a call back) has expanded from 22 minutes to 2 hours and 22 minutes. I had to do something while waiting by the phone.