Bicycles have become ubiquitous in cities all over the world.
But many of these new bikes are just too big for a car to handle.
So, for now, a bike can be made without a garage or a car at all.
The giant bike is actually called an indoor bicycle because it can go anywhere indoors.
In this video, a woman cycles on an indoor bike that she made from PVC pipe and a metal frame.
She says she can go for hours without a single crash.
You can watch the video below.
This giant bike can go on your porch.
For a bigger version, click here.