A new creation by Portland LEGO artist Erik Mattson is on display at Oregon’s Portland International Airport (PDX). Mattson’s scale replica of Portland’s St. John’s Bridge is made with about 120,000 LEGO pieces and is 4-feet-tall, 2-feet-wide, and 32-feet-long. It is built to scale with one LEGO “Stud” equaling 1 foot. The only part that →