2011 Pokémon Video Game National Championships: European locations:
June 4th, Birmingham, United Kingdom - National Exhibition Centre, Hall 8
June 11th, Rome, Italy - Fiera Roma, Hall 12, Ingresso Nord
June 18th, Madrid, Spain - IFEMA, Hall 1, Feria de Madrid
June 25th, Paris, France - Espace Grande Arche, Parvis de La Défense
July 2nd , Cologne, Germany - EXPO XXI Köln GmbH, Gladbacher Wall 5
2011 Pokémon Video Game Championship Series: US dates and locations:
May 14th, Seattle, WA - Washington State Convention Center, Hall 4B
May 21st, San Jose, CA - San Jose Convention Center, Exhibit Hall 2
May 28th, Dallas, TX - Arlington Convention Center, Grand Hall
June 4th, Atlanta, GA - Gwinnett Center, Hall A and B
June 11th, Washington, D.C. - Dulles Expo Center, South Hall
June 18th, Newark, NJ - Meadowlands Exposition Center
2011 Pokémon Video Game National Championships: US date and location
July 8th-10th, Indianapolis, IL - Indianapolis Convention Center
2011 Pokémon World Championships:
August 12th–14th, San Diego, CA - Hilton San Diego Bayfront
Source: http://www.eurogamer.net/articles/2011-04-19-2011-pokemon-championships-detailed
http://www.pokemonvgc.com/uk/events
June 4th, Birmingham, United Kingdom - National Exhibition Centre, Hall 8
June 11th, Rome, Italy - Fiera Roma, Hall 12, Ingresso Nord
June 18th, Madrid, Spain - IFEMA, Hall 1, Feria de Madrid
June 25th, Paris, France - Espace Grande Arche, Parvis de La Défense
July 2nd , Cologne, Germany - EXPO XXI Köln GmbH, Gladbacher Wall 5
2011 Pokémon Video Game Championship Series: US dates and locations:
May 14th, Seattle, WA - Washington State Convention Center, Hall 4B
May 21st, San Jose, CA - San Jose Convention Center, Exhibit Hall 2
May 28th, Dallas, TX - Arlington Convention Center, Grand Hall
June 4th, Atlanta, GA - Gwinnett Center, Hall A and B
June 11th, Washington, D.C. - Dulles Expo Center, South Hall
June 18th, Newark, NJ - Meadowlands Exposition Center
2011 Pokémon Video Game National Championships: US date and location
July 8th-10th, Indianapolis, IL - Indianapolis Convention Center
2011 Pokémon World Championships:
August 12th–14th, San Diego, CA - Hilton San Diego Bayfront
Source: http://www.eurogamer.net/articles/2011-04-19-2011-pokemon-championships-detailed
http://www.pokemonvgc.com/uk/events