See also: I, II, & III.
Molly follows the tracking data to the bridge where she discovers a M.I.B. operation hidden behind a hologram.
H gets into some trouble with a poisonous three-headed snake after being discovered as an M.I.B. agent during a high stakes card game.
Source: The Worldwide Guide to Movie Locations
H uses the pedestrian entrance to the London office hidden behind a typewriter shop.
Source: The Worldwide Guide to Movie Locations — Tumblr
H and M emerge from the market only to spot a MiB team surrounding them looking to capture them and the item.
M and H find themselves surrounded by agents while trying to escape on the hovercycle and decide to press the red button to escape.
H visits his arms dealer ex Riza in her island fortress in an attempt to recover the weapon.
M catches the express train to London.