Which NFL team's fight song is "Fly, Eagles Fly"?

Which team's mascot is named "Blitz"? Which team is nicknamed the "Big Blue"? Which team is often called "Gang Green"? Which team's fight song is "Hail to the Redskins" (now "Hail to the Commanders")? Which city hosted Super Bowl LIX in February 2025? Which city hosted Super Bowl LVIII, the first Super Bowl in Nevada? Which team became the first to win a Super Bowl in its home stadium, in Super Bowl LV? Which team became the second to win a Super Bowl in its home stadium, in Super Bowl LVI?