What is the tallest building in the world?
user
Well, according to Wikipedia the tallest building currently in use is Burj Khalifa in Dubai, with a height of 828 meters.
assistant
What is the tallest building in the world?
user
I think that record is held by the Burj Khalifa in Dubai, but it is really hard to say. It’s probably really hard to say for most kinds of records!
assistant
What is the tallest building in the world?