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Gateway Arch visitors must enter the monument through the new west 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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Aerial view of a Riverboat at the Gateway Arch entering the lock system on a Lock-N-Dam Cruise with a view of downtown St. Louis in the background.
October 8 @ 10:30 am - 3:30 pm
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Lock-N-Dam Cruise

Discover the inner workings of river traffic during this day-long cruise to the confluence of the Missouri and Mississippi Rivers. A delicious lunch buffet will welcome you aboard, along with a cash bar featuring local beers and signature cocktails. Once at the dam, you’ll experience passage through the lock system while your cruise’s narrator explains how this intricate system came to life. Relax from the top deck with a cold drink, enjoy live music entertainment and trivia games as you embark on the return trip to St. Louis.

10:30 am – 3:30 pm. Boards at 10 am
Reservations required.

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Admission

Adult Ticket : $51.00
Child Ticket (ages 3-12): $20.00