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Visitors must enter the monument through the new west entrance, which faces Fourth Street and the Old Courthouse. The Gateway Arch legs have become exits only. Tram tickets will sell out early and often - advance tickets are strongly recommended. Please allow at least 30 minutes to go through security.

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MonArch Migration Event Logo
September 28, 2019 @ 9:00 am - 2:00 pm Free
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National Public Lands Day Events: MonArch Migration + River Clean Up

Join us on Saturday, September 28 to celebrate National Public Lands Day at Gateway Arch National Park! The day will be filled with festivities and events FREE and open to the public.

Mississippi River Cleanup: 9 a.m. to noon
Roll up your sleeves and join the National Park Service and other volunteers in cleaning up the downtown St. Louis Riverfront. Participants should meet at the bottom of the Grand Staircase, located below the Gateway Arch along Leonor K. Sullivan Boulevard. Bags and gloves will be provided. Participants will receive a free T-shirt and breakfast bagels. (Weather permitting.) Online registration for the river cleanup is required at

Yoga Under the Arch: 9 to 10 a.m.
Yoga Buzz instructors lead a yoga session for all ages and experience levels under the Arch. (Weather permitting.)

The Great MonArch Migration Event: 10 a.m. to 2 p.m.
Celebrate monarch butterflies and their spectacular migration with NPS and the City of St. Louis. Pollinator experts from the Missouri Botanical Garden, the Missouri Department of Conservation, Missouri Master Naturalists, Missourians for Monarchs, Brightside St. Louis and the Audubon Center at Riverlands lead monarch-themed activities in front of the Arch’s west entrance, including: monarch gardening tips, pollinator crafts and games, butterfly face painting and butterfly canvas painting. Free native plants and cookies will be available while supplies last. Event sponsored by Great Rivers Greenway and the Missouri Department of Conservation. (If it is raining, the Great MonArch Migration Event will move inside to the Arch Visitor Center.)

Walk with an NPS Ranger: 11 to 11:30 a.m.
Get your steps in and take in the sights and sounds of nature with a ranger-led walk around the 91-acre Gateway Arch National Park. Meet at the west entrance of the Gateway Arch. (Weather permitting.)

NPS Fee-Free Day: All Day
NPS has designated National Public Lands Day on Saturday, September 28 a fee-free day, in which the entrance fee at all NPS sites is waived. At Gateway Arch National Park, the $3 entrance feel included in each adult Tram Ride to the Top ticket and adult Documentary Movie ticket is waived.


The Gateway Arch