We <3 our public lands! Join National Park Service and Gateway Arch Park Foundation in celebrating our own Gateway Arch National Park Saturday, September 25, 2021.

On this day the park will be abuzz with free, fun-filled activities for every age. Try out an all-levels yoga class under the Arch, help your furry four-legged friend become a park B.A.R.K. Ranger, learn how to make your backyard an oasis for migrating butterflies, or take in a family-friendly movie at the Arch!

Mississippi River Clean-up: 9 a.m. to noon

Join the National Park Service and other volunteers in cleaning up the St. Louis Riverfront (weather permitting). Participants should meet at the bottom of the Grand Staircase, located below the Gateway Arch along Leonor K. Sullivan Boulevard. Masks, bags and gloves will be provided. Online registration is required at archpark.volunteerhub.com (click “National Public Lands Day Clean-up”). Registered participants will qualify for a drawing to win a Living Lands & Water swag bag (supplies limited).

Just Breathe STL Yoga Under the Arch: 9:30 to 10:30 a.m.
Gateway Arch Park Foundation is partnering with The Collective STL for Just Breathe STL, a free, all-levels yoga session underneath the Gateway Arch. Attendees are required to pre-register via The Collective STL app, which can be downloaded from the Apple App Store and Google Play. Yoga participants should bring their own mat, towel and water. Face masks are required to be worn during the session, and guests will be asked to practice social distancing.

The Great MonArch Migration Event: 10 a.m. to noon
Did you know? When monarch butterflies journey south for the winter, they often fly by the Gateway Arch! The National Park Service and the City of St. Louis are celebrating butterflies’ spectacular migration south on National Public Lands Day.

Pre-purchase a MonArch Garden in a Box ($30) and receive nine native plants to create the ideal habitat for attracting monarch butterflies and other pollinators. Thanks to Grow Native!, Missouri Prairie Foundation, the National Park Service and Papillon Perennials, participants have the opportunity to safely pre-purchase the MonArch Garden in a Box and collect them with physical distancing. Pre-purchase by Thursday, September 23, 2021, by calling 636-273-9688. Kits can be picked up at a dedicated spot on the Arch grounds, near Fourth Street and the Old Courthouse, between 10 a.m. and noon on Saturday, September 25. (All orders must be pre-purchased in advance of pick up.)

The first 50 people to pick up their MonArch Garden in a Box on September 25 will receive a free MonArch tote bag, courtesy of Brightside St. Louis. For more information, visit stlouis-mo.gov/government/departments/planning/sustainability/monarchs/great-monarch-migration.cfm.

B.A.R.K. Ranger Activity Table: 1 to 7 p.m.
Gateway Arch National Park is a pawsitively fantastic place to bring your pet! Learn how your pup can become a B.A.R.K. Ranger by visiting the table in the Arch west entrance plaza. Here, kids can also chat with a park ranger and complete a special Junior Ranger booklet to earn a Gateway Arch National Park Junior Ranger badge. B.A.R.K. stands for: Bag your pet’s waste, Always leash your pet, Respect wildlife, and Know where you can go. Pet owners will receive goodies from Gateway Arch Park Foundation and Purina.

B.A.R.K. Ranger Movie Night at the Arch Featuring The Secret Life of Pets 2: 7 p.m.
Gateway Arch Park Foundation and Purina are hosting an outdoor movie night at the Arch in honor of the National Park Service B.A.R.K. Ranger program! Bring a blanket or bag chair and enjoy live music from The Bronx Cheers, snacks from local food trucks, treats for the four-legged family members courtesy of Purina, and a special screening of The Secret Life of Pets 2 (rated PG), which will show on the Arch grounds on a giant projection screen.

NPS Fee-Free Day: All Day
NPS has designated National Public Lands Day on Saturday, September 25 a fee-free day, in which the entrance fee at all NPS sites is waived. At Gateway Arch National Park, the $3 entrance fee included in each adult Tram Ride to the Top ticket and adult Documentary Movie ticket is waived.

The Tram Ride to the Top of the Arch sells out early and often. Visitors are strongly encouraged to purchase tram ride tickets in advance at gatewayarch.com/buytickets. Please plan to arrive at least 30 minutes ahead of your scheduled tram time. For more information, visit nps.gov/jeff or gatewayarch.com, or call 877-982-1410.

The National Park Service requires visitors, employees and contractors to wear a mask inside all NPS buildings and in crowded outdoor spaces, regardless of vaccination status or community transmission levels. For more on health and safety protocols at Gateway Arch National Park, visit nps.gov/jeff.