Charles Holden’s mini masterpiece, a marriage of Scandinavian modernism and British Arts and Crafts.

Crystal Palace National Recreation Centre. Sports complex featuring an athletics stadium, swimming pools, squash courts and an outdoor music venue.

Stockwell Bus Garage. The cathedral of bus garages, designed by Adie, Button and Partners in 1952 to accommodate 200 buses under soaring concrete.

Two strips of land running either side of the Turnmill Brook between Farringdon and Clerkenwell provided an ideal spot to fatten pigs in the 18th century. Some considered them a filthy nuisance, others valuable recycling machines. This place takes us to the heart of that conflict. Wellies recommended.