1. District 12: This is Katniss's home district, known for its coal mining. It's considered one of the poorest districts, and the people struggle with poverty and hunger.
2. The Capitol: The seat of power in Panem, the Capitol is a city of excess and extravagance, representing the wealth and privilege of the ruling class.
3. The Arena: This is the location of the Hunger Games, a dangerous and deadly competition where tributes from each district fight to the death. The arena's environment varies each year, presenting unique challenges and dangers.
4. The Hob: A slum area in District 12 where Katniss and her family live. It's a place of hardship, but also of community and resilience.
5. The Justice Building: This is the imposing building in District 12 where the Peacekeepers (Capitol enforcers) are headquartered. It represents the Capitol's control and power over the districts.