Today, we're joining Patch sites all around metro Detroit in a project called Patch Passport, a series of articles that highlight the must-see places and must-experience activities in our communities. All summer long, we'll offer up a weekly daytrip guide to another southeast Michigan destination. Coming Sunday: We'll help you plan a daytrip to Ferndale, another community with a vibrant, walkable downtown. But to start, here's what you helped us come up with for our own daytrip guide. Have more suggestions? Add them in the comments. Walk Downtown A beautiful streetscape makes strolling …