Métro, bus, RER, Tramway : every public transport are very close to your flat, only a few minutes away. They'll allow you to get to every interesting spot you might want to visit in Paris.
You'll find below essential informations to easily use the subway, tramway; bus, RER Vélib and cabs.
Here's a map Paris tourism transport
To know more : go to RATP's website, Company of public transport which organizes the network in Paris. You'll find every map of every different kind of public transport as well as itineraries to get from a point to another.