The Valley of the Drums became a collection point for toxic waste in the 1960s, being an unregulated storage area. The owner of the site dumped the waste in pits or burned it off and recycled the barrels. After the passing of new legislation a clean up could get underway, taking more than 7 years to finish.
Over 11,628 barrels of toxic waste emptied in the soil
Unmaintained storage of toxic and poisonous materials