Performance of the 'Slagerij van Kampen' (a Dutch percussion group) during the memorial concert of the Delftsche Donderslag, 350 years ago. On October 12, 1654 the (gun)powder-house in Delft exploded. It destroyed/damaged over 500 houses and several hunderd people were killed or injured.
More pics from this performance at http://photobucket.com/albums/v250/HenkH/tests/Donderslag/