In celebration of Pokemon GO’s first anniversary, Niantic will be hosting a variety of different events, including the Chicago Pokemon GO Fest. Niantic just announced at trainers across the world will be able to join in the fun with a Global Challenge during the Chicago Pokemon GO Fest(22nd July)!
▍Niantic Announcement
Meanwhile, Trainers outside of Chicago will attempt to catch as many Pokémon as possible during the Challenge Windows to extend the duration of the bonuses unlocked by those attending the event. If Trainers around the world catch enough Pokémon, a mystery challenge will be unveiled in Grant Park that, once completed, will unlock an extra-special bonus across the globe. Trainers everywhere will want to grab their friends and family to help make this the biggest celebration in Pokémon GO’s history!"
In addition to the global challenge, Niantic has announced that the previously teased collaboration with Unibail-Rodamco shopping malls will bring Safari Zones across Europe!
From 9th-15th August, durign the annual pikachu Outbreak event in Yokohama, Japan, a special Pokemon GO experience will be taking place. Niantic has promised more information on this in the coming days!
Announcement Link