There is no single reason why people buy property on Isla Mujeres, and why in particular why so many Isla Mujeres luxury homes are sold. Those who buy high-end homes tend to be (although not exclusively) the super-rich and they have a tendency to be concerned about security, and where could be more secure than Isla Mujeres? There are not many places in the world where you can walk around the streets at 2 and 3 am without a thought for your safety. There is no single type of c