A photograph of United States

Country guide

United States

At 9,833,520 km² the United States has the fourth-largest land area in the world, and its 50 states and federal district span enough longitude that the ordinary...

Photograph · Tuxyso · CC BY-SA 3.0

43,277 Places
10Cities

Reviewed by Elena Voss · Roavina Travel Editor

At 9,833,520 km² the United States has the fourth-largest land area in the world, and its 50 states and federal district span enough longitude that the ordinary clock runs from UTC−4 to UTC−10, with the territories reaching −12, +10 and +11. The 2025 population estimate is 341,784,857. Washington, D.C. is the capital and New York the largest city, but neither stands in for the rest of it. Distance is the planning problem here, not choice: a trip works far better as one region covered properly than as anything resembling a national tour.

Checked 2026-08-25

Cities

Every city catalogued in this country so far, ranked by how much there is to see.

Practical information

Language spoken
English is the principal language; no federal official language
National practical orientation; regional and minority languages may also be used
Dialling code
+1
International calling code; local area and mobile prefixes still apply
Currency
United States dollar (USD)
Use the official local currency; card acceptance varies by place
Emergency number
911
Use only for an emergency; tourist assistance may use a separate number
Plug type
Type A and B · 120 V
Check that chargers support the recorded voltage before using an adapter
Tap water
Not recorded
Water quality is regulated locally; check the current notice for the destination

Top things to see

Ranked by importance — sitelinks, pageviews and heritage status, not editor preference.

  1. Harvard University Harvard University
    07 2 hours

    Harvard University

    Harvard University is a private Ivy League research university in Cambridge, Massachusetts, adjacent to Boston. Established in 1636, it is the oldest institution of higher learning in the United States.

    • Must see
    • Historic monument
    • Boston
  2. Battleship Missouri Memorial Battleship Missouri Memorial
    08 45 min

    Battleship Missouri Memorial

    USS Missouri

    The Battleship Missouri Memorial is a museum ship and war memorial located at Pearl Harbor. The USS Missouri is an Iowa-class battleship that served in World War II, the Korean War, and the Gulf War.

    • Must see
    • Historic monument
    • Honolulu
  3. Massachusetts State House Massachusetts State House
    09 1 hour

    Massachusetts State House

    The Massachusetts State House serves as the seat of government for the Commonwealth of Massachusetts.

    • Must see
    • Historic monument
    • Boston
  4. Deering Estate Deering Estate
    10 45 min

    Deering Estate

    The Deering Estate is a historic house museum and archaeological site located in southern Miami-Dade County, Florida. It preserves the former winter residence of Charles Deering, an industrialist and art collector.

    • Must see
    • Historic monument
    • Miami
  5. Chinatown Chinatown
    11 2 hours

    Chinatown

    Chinatown in San Francisco is one of the oldest and most established Chinatowns in North America. It emerged during the mid-nineteenth century and remains a nationally important historic district.

    • Must see
    • Historic monument
    • San Francisco
  6. National Memorial Cemetery of the Pacific National Memorial Cemetery of the Pacific
    12 45 min

    National Memorial Cemetery of the Pacific

    Punchbowl Cemetery

    The National Memorial Cemetery of the Pacific, locally called Punchbowl Cemetery, is a United States national cemetery located inside Punchbowl Crater, an extinct volcanic tuff cone above central Honolulu.

    • Must see
    • Historic monument
    • Honolulu
  7. Massachusetts Institute of Technology Massachusetts Institute of Technology
    13 2 hours

    Massachusetts Institute of Technology

    Massachusetts Institute of Technology is a private research university in Cambridge, Massachusetts, adjacent to Boston. Founded in 1861, it is globally recognized for leadership in science, engineering, and technology.

    • Must see
    • Historic monument
    • Boston
  8. San Francisco City Hall San Francisco City Hall
    14 1 hour

    San Francisco City Hall

    San Francisco City Hall is a Beaux-Arts civic landmark in the Civic Center neighborhood. Completed in 1915, it serves as the seat of municipal government for San Francisco.

    • Must see
    • Historic monument
    • San Francisco
  9. Holocaust Memorial Miami Beach Holocaust Memorial Miami Beach
    15 45 min

    Holocaust Memorial Miami Beach

    Holocaust Memorial Miami Beach is a public memorial dedicated to the six million Jewish people murdered during the Holocaust.

    • Must see
    • Historic monument
    • Miami
  10. Statue of Liberty Statue of Liberty
    16 4 hours

    Statue of Liberty

    The Statue of Liberty stands on Liberty Island in New York Harbour, a federal site administered by the National Park Service and lying within the territorial jurisdiction of the State of New York, roughly a mile and a half from…

    • Must see
    • Historic monument
    • New York
  11. Empire State Building Empire State Building
    17 1 hr 30 min

    Empire State Building

    The Empire State Building stands at 20 West 34th Street in Midtown Manhattan, and what a visitor buys a ticket for is the observatory inside a working office tower, not the tower itself.

    • Must see
    • Historic monument
    • New York
  12. Brooklyn Bridge Brooklyn Bridge
    18 1 hour

    Brooklyn Bridge

    The Brooklyn Bridge carries road traffic, a pedestrian promenade and a protected bicycle path across the East River between Lower Manhattan and Brooklyn Heights, and it is working city infrastructure rather than a monument with a gate.

    • Must see
    • Historic monument
    • New York
  13. United States Capitol United States Capitol
    19 45 min

    United States Capitol

    The United States Capitol is the working seat of the United States Congress, a civic building whose public meaning is inseparable from its active role on Capitol Hill in Washington.

    • Must see
    • Historic monument
    • Washington
  14. Lincoln Memorial Lincoln Memorial
    20 45 min

    Lincoln Memorial

    The Lincoln Memorial is a marble temple dedicated to Abraham Lincoln at the western end of Washington’s National Mall.

    • Must see
    • Historic monument
    • Washington
  15. Georgetown Historic District Georgetown Historic District
    21 45 min

    Georgetown Historic District

    Georgetown Historic District is Washington DC's oldest neighbourhood, established before the federal city itself. It retains a distinct identity with preserved Federal and Victorian architecture, cobblestone streets, and commercial corridors along M Street and Wisconsin Avenue.

    • Must see
    • Historic monument
    • Washington
  16. Rockefeller Center Rockefeller Center
    22 1 hr 30 min

    Rockefeller Center

    Rockefeller Center is a complex of 19 commercial buildings covering 22 acres between 48th and 51st Streets in Midtown Manhattan.

    • Must see
    • Historic monument
    • New York
  17. Hollywood Walk of Fame Hollywood Walk of Fame
    23 45 min

    Hollywood Walk of Fame

    The Hollywood Walk of Fame is a free, internationally recognised streetscape embedded with more than 2,700 brass stars honouring achievements in entertainment.

    • Must see
    • Historic monument
    • Los Angeles
  18. Washington Monument Washington Monument
    24 45 min

    Washington Monument

    The Washington Monument is the marble, granite, and bluestone-gneiss obelisk commemorating George Washington, the first president of the United States. Its visible change in stone records the interruption in construction, giving the otherwise simple form a distinctive material story.

    • Must see
    • Historic monument
    • Washington
  19. Jefferson Memorial Jefferson Memorial
    25 45 min

    Jefferson Memorial

    The Jefferson Memorial is a presidential memorial on Washington, D.C.'s Tidal Basin, dedicated to Thomas Jefferson, the third President of the United States and one of the Founding Fathers.

    • Must see
    • Historic monument
    • Washington
  20. Grand Central Terminal Grand Central Terminal
    26 45 min

    Grand Central Terminal

    Grand Central Terminal is a historic railway terminal in Midtown Manhattan. Opened in 1913, it serves as a major transportation hub for Metro-North Railroad commuter trains.

    • Must see
    • Historic monument
    • New York
  21. Flatiron Building Flatiron Building
    27 45 min

    Flatiron Building

    The Flatiron Building is a triangular steel-frame skyscraper in Manhattan, New York City. Designed by Daniel Burnham and completed in 1902, it stands at the intersection of Fifth Avenue and Broadway at 23rd Street.

    • Must see
    • Historic monument
    • New York
  22. Supreme Court of the United States Supreme Court of the United States
    28 45 min

    Supreme Court of the United States

    The Supreme Court of the United States is the highest judicial body in the federal judiciary of the United States. Established by Article III of the Constitution, it serves as the final interpreter of federal constitutional law.

    • Must see
    • Historic monument
    • Washington
  23. Greenwich Village Greenwich Village
    29 45 min

    Greenwich Village

    Greenwich Village is a historic neighborhood in Lower Manhattan, New York City.

    • Must see
    • Historic monument
    • New York
  24. Times Square Times Square
    30 1 hour

    Times Square

    Times Square is a street junction rather than a site with a gate: the point where Broadway cuts diagonally across Seventh Avenue in Midtown Manhattan, widened into a chain of car-free plazas that a visitor walks through rather than enters.

    • Must see
    • Historic monument
    • New York
  25. Hollywood Sign Hollywood Sign
    31 45 min

    Hollywood Sign

    The letters were erected in 1923 as HOLLYWOODLAND to advertise a housing development. The sign's material history is visible only when its commercial origin, repeated repairs and protected status are considered together.

    • Must see
    • Historic monument
    • Los Angeles

Source: OpenStreetMap contributors, Wikidata ·

Common questions

How long should a first trip to United States be?

Ten to fourteen days should focus on one US region: New York, Washington, and Boston work together by rail, while San Francisco, Los Angeles, and Las Vegas form a different trip. Miami, Orlando, and Honolulu each require separate travel time and should not be appended casually.

What entry documents are needed for United States?

US admission depends on passport, visa status, and eligibility for the Visa Waiver Program and ESTA. Confirm both the Department of State visa guidance and Customs and Border Protection requirements for the actual route.

What is the best way to travel around United States?

Domestic flights are often necessary between US regions, while Amtrak is strongest on the Northeast Corridor. A car is unnecessary in New York or Washington but can be useful in Los Angeles and beyond compact city centres.

When is a practical time to visit United States?

April to May and September to October are broad shoulder-season references, not a national weather forecast. Florida heat, western wildfire conditions, hurricane exposure, and Hawaii's trans-Pacific logistics require destination-specific checks.

What money and payment basics apply in United States?

The United States uses the US dollar (USD). Card use is widespread, but taxes, deposits, and gratuities can make the final amount differ from the displayed base price; keep a second payment method for holds or terminal failures.

What practical safety details should I save for United States?

Dial 911 for police, fire, or medical emergencies in the United States. Type A and B sockets use 120 V; national tap-water safety is not recorded here, so consult the local utility or accommodation.