He worked very very hard to see the constitution be ratified

hard

Hard call... I don't think that there is a simple answer here, but let's see.

South America has really cool Mayan pyramids. North America doesn't.

South America can see the Southern Cross. North America can't.

South America has the Iguazu Falls. North America doesn't.

North America has the Great Lakes. South America doesn't.

North America has minimum wage rules. South America doesn't.

North America has the Grand Canyon. South America doesn't.

Motorcycles are extremely hard to see if they are

it is hard to see on a foggy day because the light rays bounce off the fog making it hard to see