Pioneer Square’s late-1800s Romanesque Revival buildings include art galleries, coffee shops, and fashionable pubs. The guided Underground Tour takes visitors through Seattle’s underground streets, while the Klondike Gold Rush National Historical Park educates visitors about the city’s history. Occidental Square, a plaza with bistro tables and bocce courts, is where office employees relax in quiet Waterfall Garden Park or get lunch from food trucks. Great neighborhood in Seattle, WA. We Wash 24 Laundry Service provides laundry service in all of Pioneer Square, Seattle, WA.