Visitors from the blue planet

A worm welcome to visitors from:

Luanda, Angola
Manama, Al Manamah, Bahrain
Izmir, Izmir, Turkey
Warsaw, Mazowieckie, Poland
Rome, Lazio, Italy
London, England, United Kingdom
Ithaca, New York, United States
Toronto, Ontario, Canada
Goiânia, Goiás, Brazil
Campo Grande, Mato Grosso Do Sul, Brazil
São Paulo, São Paulo, Brazil
Porto Alegre, Rio Grande Do Sul, Brazil
Buenos Aires, Buenos Aires, Argentina