When the Colombian capital was facing an urban mobility crisis, in the 1990s, it deemed impossible that it was going to be an award winner for its sustainable transportation, in the years to come. But Bogotà has actually incepted a virtuous model, being replicated around the world. Let’s see how it could make it, with "City Profiles" column by Infra Journal

A well planned infrastructure, joined with a unique business plan makes Hong Kong a best practice in public transports. Here 8 people out of 10 prefer railways, trams and buses rather than private cars. And the system is even profitable