Five food experts peer under the bread to plumb the histories of the country's unique sandwiches, from favorites like tuna fish to lesser-known fare like the woodcock.
The night time economy goes far beyond pubs and clubs.
Whatever guise they take, nightclubs offer places to experiment with new music, technology and architectural innovation.
Scholars of urban studies are acknowledging that the discipline is characterised by a fear of the dark and the night. But artists are giving us a creative language to engage with the darkness.