Answer:
I run cold and hot, I look blue but am red. What am I?
I stand up tall and am made of steel With baguettes and garlic at my heel. I love the colors red white and blue but obviously not as much as you. I am a marvel for all to see Though to some I am a monstrosity!
The more holes you cover the lower I go.
Everyone has me except for a few. You may not be able to identify me but I can always identify you. What am I?
I belong to everyone. Sometimes make you happy sometimes make you sad. I will never end until the day you do.
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.