Cascadas del Boom or Cascada d’Ardonés is a great waterfall in the Spanish Pyrenees. Cascadas del Boom/Cascada d’Ardonés is located east of Cerler and Benasque in the region Aragon-Huesca, Spain.
From Benasque drive north over road A-139 and short after take the exit to the right to Cerler (road A-2617). In Cerler drive further south over road A-26177 for 5 kilometers. In a sharp bend to the right there is a dust road to the left that leads to Cascadas del Boom/Cascada d’Ardonés. The walk to the waterfall is only 1,5 kilometer long. First part goes down, second part of the walk goes up. From Cascada d’Ardonés you can walk further to the second waterfall (100 meter) and a third waterfall (another 200 meter). More information can be found on Wikiloc.
It is also possible to walk to Cascadas del Boom/Cascada d’Ardonés in 45 minutes, starting from Cerler.