Las Vegas, NV: then and now

4 real landmarks in Las Vegas, each with an old photo you can fade into today's view. Find four landmarks around Las Vegas. 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.

• Fremont StreetThe street that lit up with neon and then shut out the cars.
• El CortezA Spanish-style hotel that opened out in what was then the sticks.
• Fifth Street SchoolA mission-style school built after the city's high school burned down.
• Hoover DamA huge concrete dam about 30 miles from the city.

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