where did lena go in the sisterhood of the traveling pants?

Question

I know she went to Greece, but what place? I remember in the movie, it was this circular mountain with a bay or something with water in the middle? ????

Answer 1

If I remember right, it was Santorini.

There is actually a place in Oia, Santorini called Lena's House.
http://www.santorini.com/hotels/lenashouse/

Answer 2

that person remembers right. That's what I found it to be too.