It's Germany!
http://www.huffingtonpost.co.uk/2014/06/22/student-trapped-stone-vagina_n_5519718.html

An American exchange student had to be rescued after getting trapped in giant stone vagina.
Five emergency service vehicles and 22 fireman had to help the unfortunate lad after he got stuck in the marble carving in Tübingen, Germany on Friday afternoon.
The student is reported to have climbed in after a dare.
The sculpture Pi-Chacán, by Peruvian artist Fernando de la Jara, has been in its current location at the town's university for around 13 years.
http://www.huffingtonpost.co.uk/2014/06/22/student-trapped-stone-vagina_n_5519718.html