New York, often called New York City[a]or NYC, is the most populous cityin the United States. With a 2020 population of 8,804,190 distributed over 300.46 square miles (778.2 km2), the city is the most densely populatedmajor city in the United States. NYC is more than twice as populous as Los Angeles, the nation’s second-largest city.

https://en.m.wikipedia.org/wiki/New_York_City 

Start with sightseeing NYC’s greatest hits: Times Square, the Empire State Building, the Statue of Liberty, and spend the rest of your time checking out neighborhood gems. Explore popular experiences See what other travelers like to do, based on ratings and number of bookings. Day Cruises (99) City Tours (486) Architectural Buildings (86)

https://www.tripadvisor.com/Attractions-g60763-Activities-New_York_City_New_York.html 

Things to Do in New York City Start with sightseeing NYC’s greatest hits: Times Square, the Empire State Building, the Statue of Liberty, and spend the rest of your time checking out neighborhood gems. Explore popular experiences See what other travelers like to do, based on ratings and number of bookings. Day Cruises (98) City Tours (487)

https://www.tripadvisor.com/Attractions-g60763-Activities-New_York_City_New_York.html 

Things to Do in Miami, Florida: See Tripadvisor’s 561,371 traveler reviews and photos of Miami tourist attractions. Find what to do today, this weekend, or in October. We have reviews of the best places to see in Miami. Visit top-rated & must-see attractions.

https://www.tripadvisor.com/Attractions-g34438-Activities-Miami_Florida.html 

The Miami metropolitan area, anchored by the cities of Miami, Fort Lauderdale, and West Palm Beach, is the state’s largest metropolitan area with a population of 6.138 million, and the state’s most-populous city is Jacksonville with a population of 949,611.

https://en.m.wikipedia.org/wiki/Florida