Getting around Bangkok: Public transport at it's best

Of all the places in the world Bangkok must surely be the most convenient in terms of mass public transport. I sold my car back home in South Africa, and in exchange I have used possibly every means of transport that exists whilst living in Thailand. If you want to go anywhere, at any given moment in time, for whatever fee you are willing to pay, it is most certainly possible here. From cheapest to most expensive, here are the public transport options available to you in 'The Big Mango'.