BARCELONA, April 20 -- Anti-tourism movements are multiplying in Spain, the world's second most visited country, prompting authorities to try and reconcile the interests of locals and the lucrative sector.

Rallying under the slogan "The Canaries have a limit", a collective of groups on the archipelago off northwest Africa are planning a slew of protests today.

The Canaries are known for volcanic landscapes and year-round sunshine and attracts millions of visitors from all over the world.

Groups there want authorities to halt work on two new hotels on Tenerife, the largest and most developed of the archipelago's seven islands.

They are also demanding that locals be given a greater say in the face of what they consider uncontrolled deve...