trailmarkNational Parks passport

U.S. NATIONAL PARK · EST. 2018

Gateway Arch

MO

A soaring stainless-steel arch on the Mississippi marking the westward frontier.

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Trail series Gateway Arch counts toward one named set on Trailmark: This Century. Finish a set and it stamps complete on your map.

Gateway Arch is one of the 63 U.S. National Parks — first designated in 2018, in MO. Been there? Tap it onto your Trailmark map and watch your collection, progress ring and percentile grow. Free, for fun — your map saves and keeps growing trip after trip.