Tourists Flock to Arkham is a mythos card. It first appeared in the Miskatonic Horror expansion.
Mythos Type: Environment (Urban)
Gate Opens: Y'ha-nthlei or Silver Twilight Lodge
Clue Appears At: No clues
Mythos Ability: While this card is in play, investigators in a street area receive -1 on all Combat checks and gain 1 Sanity each time they pass a Combat check.