American surfer Garrett "GMAC" McNamara rides what could be, if confirmed, the biggest wave conquered in history as a crowd watches Monday in Nazare, Portugal.
To Mane/Barcroft Media /Landov
International ships call at the busy Port of New Orleans. It's a major shipping convergence point on the Mississippi River. Ships come upriver from the Gulf of Mexico with imports from abroad, and barges come downriver, bringing U.S. goods for export.