Legend said
There are underground tunnels?!
*Nods*
Yep. All the way to the center.
whizzball1 said
That's way more than I thought before!One average spiral galaxy was around 55.000 light years in diameter, which is... *takes out a calculator* 323 quadrillion miles!
Most people never get it right on the ball, really. Most people who don't live in the city overestimate, while people who are unaware of the population densities that live in the city normally guess what you said.