Gateway Arch National Park

The Gateway Arch was conceived as the centerpiece of the Jefferson National Expansion Memorial, a federal project to commemorate St. Louis's role in the westward expansion of the United States, including the Louisiana Purchase of 1803 and the Lewis and Clark Expedition. The design was selected through a national architectural competition in 1947–48, won by Finnish-American architect Eero Saarinen. Construction began in 1963 and was completed on October 28, 1965. The arch is a weighted catenary arch — the shape that a chain would form if hung between two points and then inverted — and is constructed of 900 tons of stainless steel over a concrete core. The legs are 54 feet wide at the base and narrow to 17 feet at the top. The arch is designed to sway up to 18 inches in high winds to accommodate structural flexibility. Inside, a unique tram system carries visitors to the observation room at the top, using a combination of cable and chain mechanisms similar to a Ferris wheel. The Old Courthouse, built between 1839 and 1862 in the Greek Revival style, was the site of the Dred Scott trial in which an enslaved man sued for his freedom, a case that ultimately reached the Supreme Court and helped precipitate the Civil War.

Visitors ride the tram to the top of the arch in small, five-passenger pods that take 4 minutes to ascend and 3 minutes to descend. The observation room at the top has 32 windows, each only 7 by 27 inches due to structural constraints, offering views up to 30 miles on a clear day to the east across the Mississippi River and to the west over downtown St. Louis. The tram ride costs $15 for adults and $11 for children ages 3–15 (as of the most recent pricing); reservations are recommended, especially during summer and weekends. At the base of the arch, the Museum at the Gateway Arch, which reopened after renovation in 2018, covers 201 years of history related to westward expansion, Native American displacement, and the construction of the arch itself, with free admission. The Old Courthouse, located 0.6 miles from the arch and connected by a pedestrian walkway, features restored courtrooms and exhibits on the Dred Scott case and other historic trials. Ranger-led programs are offered daily at both sites. The arch grounds, redesigned in the 2018 renovation by landscape architect Michael Van Valkenburgh, include a park over the highway that connects the arch to downtown St. Louis.

Gateway Arch National Park is located in downtown St. Louis, Missouri, on the Mississippi riverfront, and is easily accessible by car, public transit, and on foot from the city center. There is no entrance fee for the park grounds or the Museum at the Gateway Arch; the tram ride to the top of the arch costs $15 for adults. Tickets can be purchased at the Gateway Arch Visitor Center or online through the Arch's official ticketing site. Parking is available at the Arch Garage and various downtown lots. The park is open year-round; the arch tram operates daily except Thanksgiving, Christmas, and New Year's Day. The Old Courthouse is typically open daily and admission is free. The park's urban location means all amenities — restaurants, hotels, public transit, and cultural attractions — are readily available. Nearby attractions include Busch Stadium, the National Blues Museum, and Laclede's Landing. The Riverfront Trail, a paved walking and biking path along the Mississippi, provides views of the arch from the river side. Visitors with claustrophobia or mobility limitations should note that the tram pods are small and enclosed, and the experience may not be suitable for everyone.

Gateway Arch is a year-round attraction, but seasons affect the experience. Spring and fall are the most pleasant times to visit, with comfortable temperatures for exploring the arch grounds and walking between the arch and the Old Courthouse. Summer is the busiest season, with long lines for the tram, especially on weekends; booking tickets in advance and arriving early in the day can reduce wait times. The arch grounds are particularly beautiful in summer with green lawns and the fountain plaza at the north entrance. Winter visits are less crowded, and the museum and arch interior are climate-controlled, making it a comfortable indoor activity even on cold days. The Old Courthouse is also heated and air-conditioned year-round. Riverfront activities, including the Gateway Riverboat cruises that depart from the levee below the arch, run from March through November and offer views of the arch from the Mississippi. The park hosts seasonal events including the St. Louis Earth Day Festival in April and various concerts and programs on the arch grounds throughout the summer. The view from the top of the arch is clearest in fall and winter when humidity is lower.