Newsgram

2019 Great MonArch Migration Event

In recognition of National Public Lands Day

September 3, 2019 | 2 min reading time
Picture of Monarch butterfly superimposed on the Gateway Arch

In recognition of National Public Lands Day, on September 28, 2019, the City and the National Park Services will again hold The Great MonArch Migration Event at the Gateway Arch National Park. This festive celebration of monarch butterflies will include family fun, citizen science and the Great Mississippi River Clean Up effort.

The Celebration of Monarch Butterflies will run from 10 a.m. to 2 p.m. The Great Mississippi River Clean Up will take place from 9 a.m. to Noon at the Arch Riverfront.

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