#BBCtrending: Aztec to urban - Mexico's street art explosion

An art revolution is spreading on Mexico City's walls.

But this is more than just graffiti. The new urban 'street art' movement sweeping the former Aztec capital borrows heavily from Mexico's indigenous past. But artists are using a very modern tool - Instagram - to spread the message to hundreds of thousands of followers.

Video journalist: Greg Brosnan

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