Victims were mostly civilian Republican sympathisers
BBC Radio 4's Crossing Continents was broadcast on
Thursday, 17 April, 2003 at 11:00 BST.
It has taken well over 60 years, but now some of the many mass graves from the Spanish Civil War are being excavated.
The victims were mostly civilians who sympathised with the republican left.
Mariusa Reyes found out why it has taken Spain this long to start confronting an ugly side of its past.
She also had a dip in the first Moorish bath house for more than 500 years.
Reporter: Mariusa Reyes
Producer: Arlene Gregorius
Editor: Hugh Levinson