Gateway Arch National Park
- Also Known As: Jefferson National Expansion Memorial
- Address: Memorial Dr
- Vicinity: Btw Washington St, Poplar St and the Mississippi River
- Neighborhood of Downtown, STL in City of St Louis
Gateway to the West
The Gateway Arch reflects St Louis' role in the Westward Expansion of the United States during the nineteenth century. The park is a memorial to Thomas Jefferson's role in opening the West, to the pioneers who helped shape its history, and to Dred Scott who sued for his freedom in the Old Courthouse. - NPS