Architect and designer Jason Lempieri speaks about Tombino, a project that turns manhole-cover designs from cities around the world into functional art. Plus: we head to Tallinn to meet Andreas Tiik, co-founder of ÖÖD.

How a boutique studio landed the Obama Presidential Center brief
27:39

A visit to France’s biggest sauna, Sant Roch, and Publicisdrugstore
28:03

Roland Horne on scaling WatchHouse cafés, from London and Abu Dhabi to New York
28:01