A few facts about Open Door
- About 5,000 people live in Open Door.
- It's part of the Buenos Aires region.
- It's about 65 km to Buenos Aires, the country's largest city.
- For a bigger city, Luján is about 9 km away.
- Towns nearby: Pilar (15 km), José C. Paz (28 km) and Moreno (30 km).