Why don’t you check out this thread:
http://www.theyeshivaworld.com/coffeeroom/topic/yeshiva-mercaz-hatorah-in-eretz-yisroel
and this thread:
http://www.theyeshivaworld.com/coffeeroom/topic/top-yeshivas
and this one:
http://www.theyeshivaworld.com/coffeeroom/topic/yeshiva-mercaz-hatorah-or-rabbi-senters