person A: In 6 days I leave for Peru
person B: Wow! I've never been anywhere near there.
person A: It's a surf trip. They have monster waves. I'm nervous. 
person B: I've been to the ocean a few times but I've never even seen a surfer. We had a small boogie board.
person A: Do you live inland? 
person B: I live in Tennessee
person A: I've been river surfing in Tennessee. You have some decent white water rivers that offer boating and also surfing.
person B: Wow. I must have a boring life then_comma_ because I have only seen tug boats and barges on the Mississippi.