Permeate

verb (used with object), per·me·at·ed, per·me·at·ing.

to pass into or through every part of: Bright sunshine permeated the room.

to penetrate through the pores, interstices, etc., of.

to be diffused through; pervade; saturate: Cynicism permeated his report.

One of the themes I’m looking at with Borough Market

• people permeate the space every day
• certain objects may permit and prohibit permeation (nets; plastic wrappers; doors; water bags; the structure itself)
• some objects may permit and prohibit visual permeation
• different cultures may permeate each other (also though time) in both good ways and bad ways
• physical permeability of a space