in/at the basement

English as a Second Language English Vocabulary, Grammar and Idioms
1

I parked my car in/at the basement.
Which is correct?

Thanks.

2

In my opinion, “at the basement” which is a part of the house.

3

Hi,

‘At’ is too vague because you park a car in a space, a designated bay or a garage. It would be better to say: I parked(put) my car in the basement car park.

Alan