Underground at La Caverne: Rethinking Urban Space Paris is a city where space is limited. As one of the most densely populated cities in Europe, approximately 54,415 people per square mile, the city is beginning to rethink how existing spaces can be adapted rather than expanded. In the 18th arrondissement, La Caverne offers a clear example of how underused infrastructure can be transformed into something practical, local, and sustainable. Located inside a former underground parking garage,...