That’s “One” as in “One Thousand M,” though most folks ’round these parts refer to it as 1000M.

I know I was just here, but it wasn’t sunny that day. So I came back. Nuff said. Here are the pics:

Enjoying the photos? Metra and CTA rides (and Amtrak trains to Milwaukee), Zipcars, Divvy Bikes, camera lenses, domain fees, snacks & energy drinks, and comfortable walking shoes add up. You can help offset expenses by making a greatly-appreciated donation to Building Up Chicago.