Written By: Bitumen, dense, highly viscous, petroleum-based hydrocarbon that is found in deposits such as oil sands and pitch lakes (natural bitumen) or is obtained as a residue of the distillation of crude oil (refined bitumen).
  About 3.5 hours-maybe 4 depending on road construction. The hardest part is getting out of Miami to Key Largo-then it's a 2 lane highway through all the keys to Key â¦ West with alot of traffic lights in between. If you are coming from Miami-definitely take the toll road.
What is the distance between Key West Florida and Tallahassee Florida? 640 miles taking this route: Take U.S. 1 NORTH, from Key West, up to Florida's TURNPIKE (toll) - NORTH to ORLANDO, @ Homestead on the mainland. Take the TURNPIKE (toll) - NOâ¦RTH, thru Orlando, to I-75 NORTH, @ END - TURNPIKE, north of Orlando.