With the Pokemon GO Fest 2023 in full swing at two real-world physical locations, trainers can finally have a chance at catching Diancie at the event. Fans are thronging the two event locations in Osaka, Japan, and London, UK, to soak in everything Niantic has to offer during the occasion. One of the biggest selling points of this year's celebrations is Diancie's debut, and fans can encounter one through an exclusive Special Research questline.GO Fest 2023 is taking place in London from Friday, August 4, to Sunday, August 6; in Osaka from Friday, August 4, to Sunday, August 6; in New York City from Friday, August 18, to Monday, August 21.How to complete Diancie Park Adventure Special Research in Pokemon GO Fest 2023?Pokémon GO@PokemonGoAppThe adventure continues as the final day of #PokemonGOFest2023 in Osaka has begun! 🫶 pic.twitter.com/TzqlBP5Dkj76774The adventure continues as the final day of #PokemonGOFest2023 in Osaka has begun! 🫶 pic.twitter.com/TzqlBP5DkjThe available tasks and rewards are as follows:Pokemon GO Fest 2023: Diancie Park Adventure - Step 1 of 5Send 3 Gifts to friends - 2x IncenseUse an Incense - 23x Poke BallCatch 10 Pokemon - 3x Pinap BerryRewards: 2x Razz Berry, Satchel Aerodactyl encounter, 2x IncensePokemon GO Fest 2023: Diancie Park Adventure - Step 2 of 5Spin 5 Photo Discs in the Dark Jungle habitat - Dewpider encounterIn the Dark Jungle habitat, take a snapshot of a Pokemon you caught - 25x Dewpider CandySpin 5 Photo Discs in the Fairy Garden habitat - Petilil encounterIn the Fairy Garden habitat, take a snapshot of a Pokemon you caught - 25x Petilil CandySpin 5 Photo Discs in the Hypnotic Glacier habitat - Galarian Mr. Mime encounterIn the Hypnotic Glacier habitat, take a snapshot of a Pokemon you caught - 25x Mr. Mime CandySpin 5 Photo Discs in the Volcanic Island habitat - Lucario encounterIn the Volcanic Island habitat, take a snapshot of a Pokemon you caught - 25x Riolu CandyRewards: 2x Razz Berry, Carbink encounter, 2x Pinap BerryPokemon GO Fest 2023: Diancie Park Adventure - Step 3 of 5Complete 3 Field Research tasks - 23x Great BallCatch 15 Pokemon - 2023x StardustMake 3 Great Throws - 2023 XPRewards: 2x Golden Razz Berry, Diancie encounter, 2x Silver Pinap BerryPokemon GO Fest 2023: Diancie Park Adventure - Step 4 of 5Catch 10 different species of Pokemon - 23x Ultra BallPower up Pokemon 10 times - 2x Star PieceEarn 2023 Stardust - 2023 XPRewards: 1x Pokemon GO Fest 2023 sticker, 300x Mega Diancie Energy, 1x Diancie T-ShirtPokemon GO Fest 2023: Diancie Park Adventure - Step 5 of 5Mega Evolve Diancie - 3x Rare CandyMake a new friend - 25x Diancie CandyTrade Pokemon 3 times - 2x Lure ModuleRewards: 20x Diancie Candy XL, 5x Diancie Sticker, Diamond PosePokémon GO@PokemonGoApp 🥳 #PokemonGOFest2023: London has officially begun! 🥳 pic.twitter.com/75VFJtD4CX1626126🎉 🥳 #PokemonGOFest2023: London has officially begun! 🎉 🥳 pic.twitter.com/75VFJtD4CXThe global iteration of GO Fest 2023 will go live on Saturday, August 26, and Sunday, August 27. While Diancie will also be available during the same through a Special Research story, it will likely be different than the aforementioned one, at least on a few steps.This is because the one discussed in this article revolves around in-person participation in the real-world locations of GO Fest 2023, where the event is currently live. It will be interesting to see how Niantic adapts the same for a wider global perspective.