At very affordable rates, Melbourne has a very efficient network of public transport that includes buses, trains and trams.
Melbourne prouds itself for having the third largest tram network in the world; the larges in the southern hemisphere and you get access to all with one single ticket.
"Metcards" can be purchased in several establishments and from trams and buses; train stations have facilities as well. From as little as $3.20 Melbourne is there for you to explore!