CREATE TABLE table_5299 ("Episode No." TEXT, "Episode Title" TEXT, "UK Broadcast Date" TEXT, "Presenter" TEXT, "Countries Visited" TEXT)

What was the broadcast date of the episode that visited South Africa?
SELECT "UK Broadcast Date" FROM table_5299 WHERE "Countries Visited" = 'south africa'
SELECT "UK Broadcast Date" FROM "table_5299" WHERE "Countries Visited" = 'south africa'