Denver Union Station is up and running, and quite beautiful. I had the opportunity to stroll through on a visit to Denver last week, and it is a wonderful thing to know that thousands of people per day pass through this intermodal hub using transit and their own two feet. Most impressive is how well-designed and functional the public realm is at and around Union Station. The project is a seamless addition to the existing downtown, and a lovely place to walk. A recent Wall Street Journal article caught my eye, as it cites Union Station as a driver for a new speculative office…