Many baby boomers surprise their friends by moving from the suburbs or a small town to retire to live in a big city. Here is a list of the best retirement cities for retirees who crave an urban lifestyle. Many have the resources and time to do what they want, so the availability of great restaurants, shopping, and more cultural opportunities than you can count, the urban retirement lifestyle can be a lot more interesting than life in the suburbs. Here are links to Topretirement profiles of some of the best "best retirement cities". It's your chance to live life at the center of the universe!