If you have not watched the first two episodes of the online anime, Pokémon Generations, then you are missing out.
From Viridian Forest to Terminus Cave, see the Pokémon world as never before!
Pokémon Generations revisits each generation of the Pokémon video game series to shed new light on some timeless moments. From the earliest days in the Kanto region to the splendor of the Kalos region, go behind the scenes and witness Pokémon history with new eyes! These bite-sized adventures, about 3 to 5 minutes long, will be released every week through December 23, 2016.
Official site: http://www.pokemon.com