President Donald Trump is renaming the Gulf of Mexico the Gulf of America. But how will that change go into effect – and will everyone call it that?

More than 220 million people across the United States are facing dangerous cold that will also open the door for a potentially historic and crippling winter storm that could deliver snow as far south as Florida and the Gulf of Mexico.

President Donald Trump on Monday issued an executive order seeking to rename the Gulf of Mexico and change the name of North America’s tallest peak, Denali in Alaska, back to Mount McKinley.

He elected North Dakota's governor Doug Burgum for the ... "We're going to be changing the name of the Gulf of Mexico to the Gulf of America, which has a beautiful ring that covers a lot of ...

Mapmakers and teachers are re-thinking what to call the gulf of water between Mexico, the United States and Cuba after President Donald Trump ordered it renamed from the Gulf of Mexico to the Gulf of America.

Mexican president says President Trump can call the gulf whatever he wants but that the world will still call it the Gulf of Mexico.

One of his first executive orders, entitled “Restoring Names That Honor American Greatness” also stated that the highest peak in North America, currently called Denali, will be changed back to Mount McKinley — the name of the Alaskan mountain prior to 2015.

The news broke shortly before he was sworn in Monday morning, and Trump confirmed it during his inaugural address. The order will rename the Gulf of Mexico to the Gulf of America, and Mount Denali to Mount McKinley, which was the official name recognized by the federal government from 1917 until 2015.

President Trump pledged to change the name of two natural landmarks in his second inaugural address. Can he do that?

Mapmakers and teachers are re-thinking what to call the gulf of water between Mexico, the United States and Cuba after President Donald Trump ordered it renamed from the Gulf of Mexico to the Gulf of America.

Trump's renaming of the Gulf of Mexico to the "Gulf of America" highlights the politics of map naming, sparking debates, social media snark, and mixed reactions globally and domestically.