Thousands of demonstrators, seen from the Eiffel Tower, gather on the Champs de Mars in Paris on Sunday, Jan. 13, 2013, to protest the French president's plan to legalize gay marriage. (AP Photo/Michel Euler)

Photo by: Michel Euler

Thousands of demonstrators, seen from the Eiffel Tower, gather on the Champs de Mars in Paris on Sunday, Jan. 13, 2013, to protest the French president's plan to legalize gay marriage. (AP Photo/Michel Euler)