Where are all the weapon upgrades in BioShock?

The weapon upgrade stations are called Neptune's Bounty. The freezer bottom floor has the first upgrade station. The city of Arcadia. Jack has to pass through the Tree Farm to get to the second upgrade station. There is a farmer's market. There is a fort called Fort Frolic. Hephaestus. The Heights of Olympus. The square is named after Apollo. Point Prometheus.