The stickiest, you can't take your eyes off it, toursit attraction in Seattle Seattle's Gum Wall, Post Alley, Pike Place Market Some say Seattleites live in a certain type of bubble. Today we’re going to take a look at how a different type of bubble lead to a very sticky tourist attraction. Please join me for a brief walk through and history of Seattle's Gum Wall.  It all started in the 1990s with Unexpected Productions , settling into a permanent home at the Market Theater.