Gateway Arch StL


Core of Discovery is a downtown STL district, anchored by the Gateway Arch, that offers fun activities to experience explore & discover. Tweets by Lindsey.

Photos and Videos by @CoreOfDiscovery

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Where in the CORE is Archie? If you can identify this location & if he's still there, Archie is yours for the taking!

  • 1987 days ago via site
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The brand new ticket center in the #GatewayArch officially opens tomorrow! Here is a sneak peek #STL #summerplans

  • 2005 days ago via site
  • 193

Want your very own Archie? Families who visit at least 5 of the 8 Passport to Summer activities will receive their very own Archie. (Valid for children under age 12; limit 6 per family.) E-mail us at with your name and address using the subject line “Archie” and we’ll mail your Passport to Summer. To check out our Summer Event Guide minus the passport, click here

  • 2016 days ago via site
  • 60

#MarineWeekSTL continues this week until Sunday!

  • 2035 days ago via site
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North entrance of the Arch is open! it's still a work in progress, so please pardon our dust &be sure to check back when it's complete!

  • 2041 days ago via site
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