It seems like there's a day to celebrate everything, doesn't it? National ice cream day, national sister day...the list goes on. Who even decides that, anyway?

Well, today might be one of our favorites! It's National Theater Day. And to celebrate, we're looking at some of the most beautiful theaters around the world.

The Seebühne

Seebühne, which means floating stage, is on the waters of Lake Constance in Austria. It's the setting for a number of stunningly beautiful productions during the Bregenz Festival.

The Seebühne

The Seebühne

Copenhagen Opera House

Coming in at a cool £300 million, this is one of the most expensive opera houses in the world. We can see why - imagine performing with that view!

Copenhagen Opera House

Copenhagen Opera House

The Fox Theatre

Detroit's Fox Theater is one of the most unique in the country. Built in 1928, it's architect, C Howard Crane, was inspired by African and Asian designs, eventually creating his own style that he called Cambodian Gothic.

The Fox Theatre

The Fox Theatre