Passers-by look at participants of the planking flash-mob lying on their bellies in Moscow.

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Passers-by look at the participants of the planking flash mob lying at Stary Arbat, Moscow.

18.09.2011#961066

Young people take part in the planking flash mob in the Moscow metro.

18.09.2011#961065

Participants of the planking flash mob lie on the floor at the Afimall City trade center.

18.09.2011#961064

Participants of the planking flash mob lie on the floor at the Afimall City trade center.

18.09.2011#961063

Participants of the planking flash mob lie on the floor at the Afimall City trade center.

18.09.2011#961062

Participants of the planking flash mob lie on the floor at the Afimall City trade center.

18.09.2011#961061