You may have always wondered...sure, I see those signs "drains to the ocean." Where does it go when it drains to the ocean though? Well, there is a "Great Pacific Garbage Patch," a huge region in the middle of the Pacific Ocean where all of the trash eventually ends up due to a combination of winds and tides. You can read more about it here.
Also, if you want to see a documentary that was aired on Good Morning America you can watch below. Remember, be careful with your trash!