Describe the features Why do so few classical sculptures remain

Saint Denis are not pressure in their entirety

Explanation:

Because there were some wars around them and some got damaged them and some are in pieces but some are in place.

your word would be isle.

isle is an island or peninsula especially a small one.

if you add the letter "a" you get aisle, which is a passage between 2 rows of something like chairs, shelves, or something else.