Simplify the following text for a Grade 7 native English-speaking person.
Original: It stands on a promontory looking out to the Atlantic , which can be seen through a gigantic glass floor with room for 25,000 worshippers .
Simplified: It was built by Bouygues . , it stands on a promontory looking out to the Atlantic , which can be seen through a gigantic glass floor with room for 25,000 worshippers .