The faded glories of Old Havana are best appreciated on foot, but to fully explore the city, and after nightfall in some of the sketchier areas, you're better off taking a taxi.

CNN: An insider's guide to Havana

For travellers staying in the city centre, the train makes it possible to explore the old guard of sights and the suburbs, where many of the coolest lounges, restaurants and shops have opened up in recent years.

BBC: Riding the rails like a Mumbaiker