1) The Rocky Mountains, also known as the Rockies, extend from Canada through the United States, offering stunning landscapes and outdoor recreational opportunities.

2) Michael Jackson's album "Thriller" is the best-selling album of all time, with estimated sales of over 66 million copies worldwide.

3) The signing of the Magna Carta in 1215 laid the foundation for modern democratic principles and limited the powers of the monarchy in England.

4) The taco, originating from Mexico, is a versatile and flavorful dish enjoyed worldwide. It consists of a tortilla filled with various ingredients, such as seasoned meat, vegetables, cheese, and salsa. Tacos can be made with soft corn tortillas or crispy shells and can be customized with different toppings and fillings. They are a popular street food, casual meal option, and a symbol of Mexican culinary heritage and vibrant flavors.