Denver, CO: then and now

4 real landmarks in Denver, each with an old photo you can fade into today's view. Find four landmarks around Denver. At each one, check in to earn its badge, unlock its story, and collect a Time Card. Do them in any order. Everything stays on this phone.

• Denver Union StationA train station with a welcome arch that was torn down for being in the way.
• Brown Palace HotelA triangle-shaped hotel where presidents slept and a football league was dreamed up.
• Denver MintThe biggest coin factory in the world, behind a building copied from Florence.
• Cheesman Memorial PavilionA marble temple on a hill that used to be a cemetery.

Written from sources; not yet walked on site unless a stop says otherwise.