You can travel as an Indian tourist across all of Italy, Rome, Venice, Milan, Bologna — knowing to speak only little bit of one language. The country is full of Bangladeshi immigrants.
They are dark, young and have similar features. One other thing they have in common is that they are all very hardworking. The ones who have come recently have no money to do anything and sell things on the street. To tourists, they sell selfie-sticks, little plastic helicopter-like toys, cold water, temporary raincoats and things like that. Others, who have been there longer and have some paperwork, are waiters and chefs, while some manage the stalls selling food and other items that are owned by Italians.