Participants of the "Workshop on ISO Polarisation Observations" with the Villafranca's Castle (XV century) in the background. From left to right:
M. Burgdorf, M. Ruiz, D. Clemens, L. Metcalfe, R.J. Tuffs, R.J. Laureijs, U. Klaas, P. Andre, T. Onaka, C. Gabriel, T. Prusti
D. Alexander, T. Müller, R. Siebenmorgen.