Protesters in Spain joined groups in Portugal and Italy, arguing that uncontrolled tourism was raising housing prices and forcing locals out.

Residents in Barcelona, Spain, and several other popular European destinations say tourism in their cities is driving up housing costs for locals.

The Mediterranean as a whole is warming up faster than the global average, while many cities and islands in Greece record numerous days each summer where the mercury tips over the 40C mark

With mass tourism protests taking place in cities across the continent, there remain many destinations that actively seek visitors

The humble water gun — the cheap, squirt-squirt variety — has become the weapon of choice and symbol of Spain's anti-tourism protests.

Every year, a new wave of vacationers flocks to Europe with enough luggage to start a new life overseas, only to be humbled by old-world infrastructure. Katie Parla, an author and tour guide who lives in Rome, watches the scene play out “every single day” in the country’s most popular tourist destinations.

Europeans have been less interested in visiting America as of late — and for Americans, it appears the feeling's mutual. Why it matters: President Trump's policies have purportedly dinged America's reputation internationally,