2min chapter

99% Invisible cover image

Take a Walk

99% Invisible

CHAPTER

The Sound of Mobile Street Vendors

There's a certain subset of mobile street vendors in Mexico City that have sounds to alert people as to their presence. If you hear enormous steam whistle, you know the sweet potato salesman is outside. The knife sharpener guy has a pan flute and his sound is probably my favorite because it's like a little musical performance.

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