The coliseum increases your citizens' happiness by 1%, and provides a venue for holding Events. Some suggestions for how to use the coliseum can be found in the comment section


There are three events that can be held at the Coliseum.

-Tax Day

  + The Tax Day reduces your happiness by 
    20% and gives you a different amount 
    of silver based on your population.

-Spread the Wealth

  + Spread the Wealth reduces your silver 
    different amounts based on your 
    population (the same amount you gain 
    for tax day) and you gain 10% happiness

-Chariot Races

  + Chariot Races use 20,000 wood, stone, and 
    iron but you receive a 5% increase to both 
    happiness and your march speed.

See Tax Rate