what was once one of the wealthiest cities in latin america left to the elements, left to collapse, were frozen gloriously in time. in fits and starts, cuba is changing, but it's not sugar or rum or tobacco or casino gambling that is the new god. [ horn honking ] it's tourists. ♪ all right. so here, chinatown. such as it is. but are there any chinese left in havana? >> jon: no. there's a few new chinese. >> anthony: right. >> jon: at one point the chinese community in cuba was huge, but they pretty much cleared out after the revolution as did most