Last night began my favorite kickoff to the Holiday Season - the Denver Flea! What is the Denver Flea, you ask? It's billed as 'A curated showcase of Colorado makers, cocktails, and craft beer in a seasonal pop-up location' - and this year's Holiday Flea is taking place in the old Sports Castle on 10th and Broadway in downtown Denver. You can check out 200+ vendors on multiple floors and find unique, one-of-a-kind gifts for everyone on …