Public transport within Gaborone is somewhat limited. Licensed taxis are identified by their number plates, which have a blue background. These are usually shared and carry up to five passengers. Minibus taxis are also available and usually travel a specific route, and pass through the station or mall. These are easily hailed and passengers usually tell the driver to stop when they want to get off. There are also train services between Gaborone and Francistown and Gaborone and Lobatse. Four-wheel drive vehicles are a popular choice for exploring areas outside of the city and Gaborone has several repubtable car rental agencies. Gaborone's roads are tarred and usually in good condition, but drivers have to be on the look out for stray animals.