Palma hotels are the dirtiest in Spain according to visiting customers.
Local hotels were awardwed  a 7.81 mark out of ten in terms of cleanliness, below the national average of 8.14.
Hotels in Malaga, Murcia, Valencia, Madrid and Zaragoza are on the other hand the cleanest.
Sevilla, Barcelona and Bilbao followed in the national ranking.
Hotels in Las Palmas in the Canaray Islands were ranked the worst in the country, followed by Palma.
According to the study, which was carried out by booking website hotel.info, Tokyo is the city with the cleanest hotels in the world, with guests rating them with a 8.93 average mark.