It's not illegal if you have permission from the pool's owner. If you haven't you might be charged with trespassing and maybe vandalism/destruction of property.
You will hurt yourself if you do that
No, but it is frowned upon. Some cities have bike lanes to stop people from riding on sidewalks.
absolutely. riding an unregistered dirt bike is illegal, unless on your own private property
If you're under 18, yes.
Cruising in their cars (illegal today) Riding in the back of pick-up trucks (illegal today) Dirt bike (motorcycle) riding on public lands with-out permits (illegal today) Driving a hot rod (car) without seat belts (illegal today) Riding a motorcycle without a helmet (illegal today)
Yes it is. I do like riding my bike. I did like riding my bike
Depends on where you are riding it. If you stay in bikeparks and backyards it's OK, but if you ride it in traffic you have to have brakes.
is a bike mechanical
Beach, sports, read a book under a tree or on your porch, pool, bike, run, walk, horseback riding.
riding a bike can have an advantage over a plane because if you don't want to pay money than a bike is better and that riding a bike gives you cardio.
on a bike
The person who is riding the bike dies...if you hit him/her hard enough.