When did the man visit Egypt?

W: Look at this picture! Is it the Great Pyramid?
M: You’ve got it. I took many pictures of it．
W: You mean you have been in Egypt? When did you go there?
M: Last summer. It was so interesting.
W: Tell me something about the Great Pyramid．
M: It was very high, about 137 meters. The sides are as long as 230 meters.
W: And it’s Very old?
M: Yes, it has a long history of about 4500 years．
W: Really? I can’t believe it!
M: Yes, seeing is believing. You must go and see it by yourself.
W: It sounds nice. So Egypt is the place where I’m going to spend my next holiday.
M: By the way, where did you spend your vacation last summer?
W: I went to Japan and it’s not so much fun．
M: I bet you’ll have great fun in Egypt.