Over 600,000 visitors from came to view Kate Middleton's wedding gown, which means the Royal Collection raked in nearly $16.5 million from ticket sales.
However, not all of that money is going into their pocket.
A rep for the Royal Collection says while most of money raised will go toward maintaining historical pieces at the Royal Palaces they plan on making "a very generous donation" to the Duke and Duchess of Cambridge's charities.