Video footage of a bicycle tour of Fuerta in Catalonia, Spain, revealed the presence of a cannabis plant secretly planted on the roof of a building.
Spanish police explained that "while a photographer on a helicopter, filming the last parts of the eighth stage of the cruise, the live broadcast camera showed the presence of plants" Indian cannabis ", which produces" cannabis ", on the roof of a building.
Police in the northeast of the country opened an investigation after the footage spread widely on websites before confiscating about 40 plants, a police spokeswoman said.
No arrests were made during the raid, and the police are still searching for the growers, she said.
The Tour de Vuelta is one of the top 3 cycling races in Europe, with the French International Tour and the Giro of Italy.