By Rio Carnival Committee
Sambadrome Marquês de Sapucaí
18
Feb
By Galactic Ventures
George R. Brown Convention Center
10
Mar
By EnergyWorld Solutions
NRG Park
05
Apr
By CleanTech Solutions
RAI Amsterdam
15
May
By ArtWorld Paris
Grand Palais
15
May
By VentureForward Ventures
Jacob K. Javits Convention Center
20
May