what's airdate with international destination being scotland
CREATE TABLE "table1_13036251_1" (
  "season" text,
  "airdate" text,
  "the_mole" text,
  "winner" text,
  "runner_up" text,
  "prize_money" text,
  "international_destination" text
);
SELECT "airdate" FROM "table1_13036251_1" WHERE "international_destination"='Scotland';