Overview: This article will go over transportation in different parts of the US.
Lyft Uber bike lightrail mta amtrak trains
Greyhound
Subways
The L
Seattle lightrail
Need for car
No need to visit the mid west or south where public transportation is worse
Amtrak
Travels up and down the East Coast though not as far as Florida
Does go to Canada
Does traverse the US for really expensive with connections