Curious Traveler

Curious San Miguel de Allende (3x5)

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How did this UNESCO town in Mexico get such a curious name? And what does the Mexican Hairless Dog have to do with it? Why are there so many grand mansions in such a small town? What do postcards have to do with its soaring Gothic church? Why is there an art school in a former convent? And how did San Miguel de Allende become an art colony?