THEN AND NOW: What 10 former Olympic stadiums look like today

This is San Siro, the home of the 2026 opening ceremony.

Alessandro Bremec/NurPhoto/Getty Images

• The 2026 Olympics are underway in Italy.
• Some Olympic venues are abandoned after the games, but the main stadiums often get a second life.
• Here's what 10 Olympic stadiums looked like in their heyday and what they're used for now.

The 2026 Olympic opening ceremony was a 3 ½-hour extravaganza that mainly took place at Milan's San Siro Stadium.

With a capacity of over 75,000...