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Gateway Arch visitors must enter the monument through the entrance, which faces Fourth Street and the Old Courthouse. The Gateway Arch legs are exits only. Please allow at least 30 minutes to go through security.

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Gateway Arch and the Night Sky

Gateway to the Stars – Online Event

Online Event

Washington University scientist Dr. Jeffrey Gillis-Davis will present "Standing on the Shoulders of Apollo 15: Past & Future Lunar Exploration" . This will be immediately […]