| “ | Construction Wagons are cheaper, stronger and travel more quickly. | ” |
| —In-game description | ||
Oregon Trail is a technology in Age of Empires III that is unique to the United States and can be researched at the State Capitol. Once researched, it increases the hit points and speed of building wagons by 25%, and reduces their cost (when trained at the State Capitol) by 25%.
| Capitol technologies | |
|---|---|
| Blockade · Spies · Knighthood · Peerage · Legendary Native Warriors · Immigrants · Large Scale Agriculture · Deforestation · Excessive Taxation · Cadets · Brigadier General | |
| State Capitol technologies | |
 | Oregon Trail · State Constitutions · Statehood |
 | Cadets · New Mexico Immigration |
 | Blockade · Spies · Brigadier General · Legendary Native Warriors · Iowa Farmlands · Pine Tree State · Mountain State Gold Rush |
| Other civilization's counterparts | |
| African | Large Scale Farming · Ebony Exports · Strangers' Quarters |
| Asian | Mechanized Rice Cultivation · Tropical Timber Trade · Collective Economy · Exalted Natives |
| Native American | Large Scale Gathering · Deforestation · Excessive Tribute · Legendary Native Warriors |