<human>:  Is the Louvre's pyramid known for being unbreakable? 
<bot>: No, the Louvre's pyramid is not known for being unbreakable. The Pyramid at the Louvre is made of glass and metal. The Louvre Pyramid glass is 10mm thick. 10mm thick glass is not unbreakable. So the Louvre's pyramid is not known for being unbreakable.