Are there any restrictions for children at Madame Tussauds Las Vegas? Madame Tussauds Las Vegas is suitable for all ages. Related articles Do I have to pay for an under 2? How old must you be to enter the attraction unaccompanied? How long does it take to go around Madame Tussauds? What are your ticket prices? How do I get to Madame Tussauds Las Vegas by Car?