response: Oh?  Did you know that Pittsburgh has a pre-revolutionary fortification?  And 2 inclined railways!  There's also Point State Park which is at a confluence of rivers.
original_response: Yes, it does. The Ohio, Monongahela and the Allegheny! The converge downtown and there's a beautiful park at that spot, Point State Park.
history: Do you know about pittsburgh Yes I do!  It's located in Allegheny County, Pennsylvania, USA. Yes your right, it has junction of 3 rivers
knowledge: The city features 30 skyscrapers, two inclined railways, a pre-revolutionary fortification and the Point State Park at the confluence of the rivers.