Location: Paris

Architect: Unknown

Year Completed: 1244

Sainte-Chapelle was built by Louis IX for use as his royal chapel, as well as a shelter for his holy relics. King Louis IX founded this church with ambitions of becoming the central monarch of western Christendom. The upper chapel has 6,458-square-feet of stained glass windows, and are considered the best of their type in the world.

images via