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. Trinity Church Trinity Church
    07 30 min

    Trinity Church

    Trinity Church is a Richardsonian Romanesque landmark located on Copley Square in Boston. The building represents a significant example of 19th-century American church architecture, designed by Henry Hobson Richardson.

    • High
    • Place of worship
    • Boston
  2. Graceland Cemetery Graceland Cemetery
    08 30 min

    Graceland Cemetery

    Graceland Cemetery is a historic landscape cemetery in Chicago. Established in 1860, it represents a significant example of the rural cemetery movement in American landscape design.

    • High
    • Place of worship
    • Chicago
  3. Cathedral Basilica of Our Lady of Peace Cathedral Basilica of Our Lady of Peace
    09 30 min

    Cathedral Basilica of Our Lady of Peace

    The Cathedral Basilica of Our Lady of Peace is a Catholic cathedral in downtown Honolulu. Its origins reach back to the Hawaiian Kingdom era and the establishment of Catholicism in the islands.

    • High
    • Place of worship
    • Honolulu
  4. Old South Church Old South Church
    10 30 min

    Old South Church

    Old South Church is a prominent historic church located in Copley Square, Boston. It stands as a significant cultural landmark in the city, recognized for its distinctive architecture and its role in Boston's religious and civic history.

    • High
    • Place of worship
    • Boston
  5. Cathedral of St. John the Divine Cathedral of St. John the Divine
    12 30 min

    Cathedral of St. John the Divine

    Cathedral of Saint John the Divine

    The Cathedral of Saint John the Divine is an active Episcopal cathedral in Morningside Heights, Manhattan, and the seat of the Diocese of New York.

    • High
    • Place of worship
    • New York
  6. Basilica and Shrine of Our Lady of Perpetual Help Basilica and Shrine of Our Lady of Perpetual Help
    13 30 min

    Basilica and Shrine of Our Lady of Perpetual Help

    Basilica of Our Lady of Perpetual Hope

    The Basilica and Shrine of Our Lady of Perpetual Help is a Roman Catholic basilica, parish church, and pilgrimage site in Boston.

    • High
    • Place of worship
    • Boston
  7. Old Saint Mary's Cathedral Old Saint Mary's Cathedral
    14 30 min

    Old Saint Mary's Cathedral

    Old Saint Mary’s Cathedral is a historic Catholic church at the edge of San Francisco’s Chinatown. Established during the Gold Rush era, it was California’s first cathedral and remains an active parish.

    • High
    • Place of worship
    • San Francisco
  8. Fourth Presbyterian Church of Chicago Fourth Presbyterian Church of Chicago
    15 30 min

    Fourth Presbyterian Church of Chicago

    Fourth Presbyterian Church

    Fourth Presbyterian Church stands on North Michigan Avenue beside the Magnificent Mile, where Gothic Revival architecture meets one of Chicago’s busiest commercial corridors.

    • High
    • Place of worship
    • Chicago
  9. Gesu Church Gesu Church
    16 30 min

    Gesu Church

    Gesu Church is a Catholic parish church in downtown Miami, Florida. It holds distinction as Miami's oldest Catholic parish, serving the community since the city's early development.

    • High
    • Place of worship
    • Miami
  10. Mount St. Sepulchre Franciscan Monastery Mount St. Sepulchre Franciscan Monastery
    17 30 min

    Mount St. Sepulchre Franciscan Monastery

    Franciscan Monastery and Memorial

    Mount St. Sepulchre Franciscan Monastery, commonly called the Franciscan Monastery, is a Romanesque religious complex in Washington, D.C.

    • High
    • Place of worship
    • Washington
  11. Second Presbyterian Church Second Presbyterian Church
    18 30 min

    Second Presbyterian Church

    Second Presbyterian Church is a historic landmark church in Chicago, Illinois. It was built following the destruction of the congregation's previous building in the Great Chicago Fire of 1871.

    • High
    • Place of worship
    • Chicago
  12. Cathedral of the Holy Cross Cathedral of the Holy Cross
    19 30 min

    Cathedral of the Holy Cross

    The Cathedral of the Holy Cross is the mother church of the Roman Catholic Archdiocese of Boston.

    • High
    • Place of worship
    • Boston
  13. Cathedral of Saint Mary of the Assumption Cathedral of Saint Mary of the Assumption
    20 30 min

    Cathedral of Saint Mary of the Assumption

    The Cathedral of Saint Mary of the Assumption is a Roman Catholic cathedral in San Francisco's Civic Center area. Completed in 1971, it serves as the mother church of the Archdiocese of San Francisco.

    • High
    • Place of worship
    • San Francisco
  14. Old St. Patrick's Church Old St. Patrick's Church
    21 30 min

    Old St. Patrick's Church

    Old Saint Patrick's Church

    Old St. Patrick's Church is a Roman Catholic parish in Chicago and one of the city's oldest surviving churches.

    • High
    • Place of worship
    • Chicago
  15. Saints Peter and Paul Church Saints Peter and Paul Church
    22 30 min

    Saints Peter and Paul Church

    Saints Peter and Paul Church is a prominent Catholic parish in San Francisco’s North Beach, facing Washington Square Park. Its twin spires make it one of the neighborhood’s clearest landmarks and connect the church visually with the surrounding Italian-American district.

    • High
    • Place of worship
    • San Francisco
  16. Congregation Emanu-El Congregation Emanu-El
    23 30 min

    Congregation Emanu-El

    Temple Emanu-el

    Congregation Emanu-El is a historic Reform Jewish synagogue in San Francisco, founded in 1850. Its current temple dates from 1926 and serves an active congregation as well as the city’s wider cultural and religious landscape.

    • High
    • Place of worship
    • San Francisco
  17. Kawaiahaʻo Church Kawaiahaʻo Church
    24 30 min

    Kawaiahaʻo Church

    Kawaiaha'o Church

    Kawaiahaʻo Church is a historic coral-block church in downtown Honolulu. Built in the nineteenth century, it served as the national church of the Hawaiian Kingdom and stood at the centre of the monarchy's religious and political life.

    • High
    • Place of worship
    • Honolulu
  18. The First Church of Christ, Scientist The First Church of Christ, Scientist
    25 30 min

    The First Church of Christ, Scientist

    First Church of Christ Scientist

    The First Church of Christ, Scientist is the mother church and administrative headquarters of the Christian Science denomination, founded by Mary Baker Eddy in 1879.

    • High
    • Place of worship
    • Boston
  19. First United Methodist Church of Chicago First United Methodist Church of Chicago
    26 30 min

    First United Methodist Church of Chicago

    The First United Methodist Church of Chicago occupies the historic Chicago Temple Building, a distinctive skyscraper in downtown Chicago. Founded in 1831, it is the oldest church in the city.

    • Notable
    • Place of worship
    • Chicago
  20. St. James Cathedral St. James Cathedral
    27 30 min

    St. James Cathedral

    St. James Episcopal Cathedral

    St. James Cathedral is an historic Episcopal cathedral on Huron Street in Chicago. It is the cathedral church of the Episcopal Diocese of Chicago, serving as both an active parish church and the seat of the diocesan bishop.

    • Notable
    • Place of worship
    • Chicago
  21. St. Michael's Church, Old Town St. Michael's Church, Old Town
    28 30 min

    St. Michael's Church, Old Town

    Saint Michael Roman Catholic Church

    St. Michael's Church is a Roman Catholic parish church in Chicago's Old Town. Its strongest historical distinction is survival through the Great Chicago Fire of 1871, which destroyed much of the city.

    • Notable
    • Place of worship
    • Chicago
  22. Church of the Little Flower Church of the Little Flower
    29 30 min

    Church of the Little Flower

    Church of the Little Flower is a Roman Catholic church in Coral Gables, within the Miami metropolitan area. Its Romanesque Revival design gives the building a strong architectural presence, with rounded arches, substantial masonry, and balanced massing.

    • Notable
    • Place of worship
    • Miami
  23. A Little White Wedding Chapel A Little White Wedding Chapel
    30 30 min

    A Little White Wedding Chapel

    Little White Chapel

    A Little White Wedding Chapel is a historic wedding venue on the Las Vegas Strip, operating since 1951. It exemplifies the city's globally recognized wedding industry, which has made Las Vegas synonymous with quick, accessible marriage ceremonies.

    • Notable
    • Place of worship
    • Las Vegas
  24. Greenwood Cemetery Greenwood Cemetery
    31 30 min

    Greenwood Cemetery

    Greenwood Cemetery is a city-owned historic cemetery in Orlando, Florida. It serves as the final resting place for many of Orlando's civic leaders, founders, and notable residents, making it a significant repository of the city's civic history.

    • Notable
    • Place of worship
    • Orlando

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.