What do you recommend that I do or see while visiting Detroit? I'll be there early July for a conference and I'm wondering if I should book some extra days there. Thanks for any recommendations.

I trust "stay safe" will be suggested. Any thoughts where NOT to go?
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FireFox31
110gig MKIIa (30+80), Eutronix lights, 32 meg stacked RAM, Filener orange gel lens, Greenlights Lit Buttons green set