"A visit to Seattle's Gum Wall becomes an interactive art experience. For those of you not familiar with this odd attraction it's located in Post Alley just off of the famous Pike Place Market. As you follow the cobble stone street it leads you to one of the city's quirkiest sites, the Market Theater Gum Wall. Here is where you will find the chewy remains of thousands upon thousands of gum wads all stuck to the wall in a fascinating display of gooey glory. Since 1993"