Bogota has a mass transit system with BRT stations and double/triple length buses. This was done to avoid the upfront capital cost of a metro while still provid

Bogota has a mass transit system with BRT stations and double/triple length buses. This was done to avoid the upfront capital cost of a metro while still providing most of the benefits of frequent high capacity service. Now it is extremely crowded and an upgrade to an actual metro is needed but has not happened.