Reveller s  tie  a  bull  to a  stick  in order to set  fire  to the  flammable  balls attached to its  horns  during the ' Toro de Jubilo ' fire bull festival on November 16, 2014 in  Medinaceli , Spain.  Toro de Jubilo , a  Fire Bull festival , is an ancient tradition held annually at midnight in the Spanish town of Medinaceli. The event starts when flammable balls attached to a bull,s horns are set alight. The  animal  is then untied and revellers dodge it until the flammable material is consumed. The body of the animal is covered with mud to protect it from burns.

Revellers tie a bull to a stick in order to set fire to the flammable balls attached to its horns during the 'Toro de Jubilo' fire bull festival on November 16, 2014 in Medinaceli, Spain. Toro de Jubilo, a Fire Bull festival, is an ancient tradition held annually at midnight in the Spanish town of Medinaceli. The event starts when flammable balls attached to a bull,s horns are set alight. The animal is then untied and revellers dodge it until the flammable material is consumed. The body of the animal is covered with mud to protect it from burns.

 The  bull  tries to  escape  as revellers set on  fire  the  flammable  balls during the ' Toro de Jubilo'  fire bull festival on November 16, 2014 in  Medinaceli , Spain.  Toro de Jubilo , a  Fire Bull festival , is an ancient tradition held annually at midnight in the Spanish town of Medinaceli. The event starts when flammable balls attached to a bull,s horns are set alight. The  animal  is then untied and revellers dodge it until the flammable material is consumed. The body of the animal is covered with mud to protect it from burns.

The bull tries to escape as revellers set on fire the flammable balls during the 'Toro de Jubilo' fire bull festival on November 16, 2014 in Medinaceli, Spain. Toro de Jubilo, a Fire Bull festival, is an ancient tradition held annually at midnight in the Spanish town of Medinaceli. The event starts when flammable balls attached to a bull,s horns are set alight. The animal is then untied and revellers dodge it until the flammable material is consumed. The body of the animal is covered with mud to protect it from burns.

 The  bull  looks on as the  flammable  balls  burn  during the ' Toro de Jubil o' fire bull festival on November 16, 2014 in  Medinaceli , Spain.  Toro de Jubilo , a  Fire Bull festival , is an ancient tradition held annually at midnight in the Spanish town of Medinaceli. The event starts when flammable balls attached to a bull,s horns are set alight. The  animal  is then untied and revellers dodge it until the flammable material is consumed. The body of the animal is covered with mud to protect it from burns.

The bull looks on as the flammable balls burn during the 'Toro de Jubilo' fire bull festival on November 16, 2014 in Medinaceli, Spain. Toro de Jubilo, a Fire Bull festival, is an ancient tradition held annually at midnight in the Spanish town of Medinaceli. The event starts when flammable balls attached to a bull,s horns are set alight. The animal is then untied and revellers dodge it until the flammable material is consumed. The body of the animal is covered with mud to protect it from burns.

 The  bull  turns around during the  'Toro de Jubilo'  fire bull festival on November 16, 2014 in  Medinaceli , Spain.  Toro de Jubilo , a  Fire Bull festival , is an ancient tradition held annually at midnight in the Spanish town of Medinaceli. The event starts when flammable balls attached to a bull,s horns are set alight. The  animal  is then untied and revellers dodge it until the flammable material is consumed. The body of the animal is covered with mud to protect it from burns.

The bull turns around during the 'Toro de Jubilo' fire bull festival on November 16, 2014 in Medinaceli, Spain. Toro de Jubilo, a Fire Bull festival, is an ancient tradition held annually at midnight in the Spanish town of Medinaceli. The event starts when flammable balls attached to a bull,s horns are set alight. The animal is then untied and revellers dodge it until the flammable material is consumed. The body of the animal is covered with mud to protect it from burns.

 A  reveler  runs ahead the  bull  during the ' Toro de Jubilo ' f ire  bull festival on November 16, 2014 in  Medinaceli , Spain.  Toro de Jubilo , a  Fire Bull festival , is an ancient tradition held annually at midnight in the Spanish town of Medinaceli. The event starts when flammable balls attached to a bull,s horns are set alight. The  animal  is then untied and revellers dodge it until the flammable material is consumed. The body of the animal is covered with mud to protect it from burns.

A reveler runs ahead the bull during the 'Toro de Jubilo' fire bull festival on November 16, 2014 in Medinaceli, Spain. Toro de Jubilo, a Fire Bull festival, is an ancient tradition held annually at midnight in the Spanish town of Medinaceli. The event starts when flammable balls attached to a bull,s horns are set alight. The animal is then untied and revellers dodge it until the flammable material is consumed. The body of the animal is covered with mud to protect it from burns.

 The  bull  tries to get rid of the  flammable  balls during the ' Toro de Jubilo '  fire  bull festival on November 16, 2014 in  Medinaceli , Spain.  Toro de Jubilo , a  Fire Bull festival , is an ancient tradition held annually at midnight in the Spanish town of Medinaceli. The event starts when flammable balls attached to a bull,s horns are set alight. The  animal  is then untied and revellers dodge it until the flammable material is consumed. The body of the animal is covered with mud to protect it from burns.

The bull tries to get rid of the flammable balls during the 'Toro de Jubilo' fire bull festival on November 16, 2014 in Medinaceli, Spain. Toro de Jubilo, a Fire Bull festival, is an ancient tradition held annually at midnight in the Spanish town of Medinaceli. The event starts when flammable balls attached to a bull,s horns are set alight. The animal is then untied and revellers dodge it until the flammable material is consumed. The body of the animal is covered with mud to protect it from burns.

 The  bull   moan s during the ' Toro de Jubilo '  fire  bull festival on November 16, 2014 in  Medinaceli , Spain.  Toro de Jubilo , a  Fire Bull festival , is an ancient tradition held annually at midnight in the Spanish town of Medinaceli. The event starts when flammable balls attached to a bull,s horns are set alight. The  animal  is then untied and revellers dodge it until the flammable material is consumed. The body of the animal is covered with mud to protect it from burns.

The bull moans during the 'Toro de Jubilo' fire bull festival on November 16, 2014 in Medinaceli, Spain. Toro de Jubilo, a Fire Bull festival, is an ancient tradition held annually at midnight in the Spanish town of Medinaceli. The event starts when flammable balls attached to a bull,s horns are set alight. The animal is then untied and revellers dodge it until the flammable material is consumed. The body of the animal is covered with mud to protect it from burns.

  Fireworks  explode around the  bull  after the fire of its flammable balls have been consumed during the ' Toro de Jubilo '  fire  bull festival on November 16, 2014 in  Medinaceli , Spain.  Toro de Jubilo , a  Fire Bull festival , is an ancient tradition held annually at midnight in the Spanish town of Medinaceli. The event starts when flammable balls attached to a bull,s horns are set alight. The  animal  is then untied and revellers dodge it until the flammable material is consumed. The body of the animal is covered with mud to protect it from burns.

Fireworks explode around the bull after the fire of its flammable balls have been consumed during the 'Toro de Jubilo' fire bull festival on November 16, 2014 in Medinaceli, Spain. Toro de Jubilo, a Fire Bull festival, is an ancient tradition held annually at midnight in the Spanish town of Medinaceli. The event starts when flammable balls attached to a bull,s horns are set alight. The animal is then untied and revellers dodge it until the flammable material is consumed. The body of the animal is covered with mud to protect it from burns.