The Carnival and main setting of the game.
Some exposition, however this is Mario Party so it's meaningless.
Numerous modes to choose from.
Notice the boxed in display. Outside of the menu this is the only display mode available. Likely the game started development on the Gamecube.
There are lots of customisation options.
A typical Mario Party stage.
Choosing the order of turns. Identical to Mario Party 1-7 aside from the Wii motion controls.