50 stati, strade leggendarie e diversità infinita
Capitale
Washington, D.C.
Lingua
English
Valuta
US Dollar (USD)
Periodo migliore
Varies by region — spring and fall are ideal
Sicurezza
Maggiore cautela
secondo le avvertenze governative in tempo reale
Divergenza bassa — le 2 fonti governative che coprono questa destinazione sono sostanzialmente concordi.
Aggiornato il 28 agosto 2026
Confronta gli avvisi per tutti i paesi
United Kingdom: Contains public sector information from the Foreign, Commonwealth & Development Office (gov.uk) licensed under the Open Government Licence v3.0.
Canada: Contains information licensed under the Open Government Licence – Canada, published by Global Affairs Canada.
Australia: Contains material from the Department of Foreign Affairs and Trade's Smartraveller website – www.smartraveller.gov.au, provided under the Creative Commons Attribution licence.
Ultima revisione: 25 agosto 2026
Fonti: avvisi di viaggio governativi e autorità sanitarie · Come verifichiamo
ESTA (Electronic System for Travel Authorization) required for Visa Waiver Program countries (UK, Australia, most EU, Japan, etc.) for stays up to 90 days. Canadians enter visa-free. Many nationalities require a B1/B2 tourist visa.
ESTA (Electronic System for Travel Authorization) required for Visa Waiver Program countries (UK, Australia, most EU, Japan, etc.) for stays up to 90 days. Canadians enter visa-free. Many nationalities require a B1/B2 tourist visa.
ESTA: apply at esta.cbp.dhs.gov at least 72 hours before travel. Tourist visa (B1/B2): apply at US embassy with DS-160 form, interview, and supporting documents.
ESTA: usually approved within minutes to 72 hours. B1/B2 visa: weeks to months depending on embassy wait times.
ESTA: $21 USD. B1/B2 visa: $185 USD application fee.
I requisiti per il visto variano in base alla nazionalità e cambiano frequentemente. Verificare con l'ambasciata del proprio paese o l'autorità ufficiale per l'immigrazione della destinazione prima di viaggiare.
Tourist areas in major cities are generally safe. Gun violence is a reality — mass shootings occur. Some urban neighborhoods have high crime. National parks and rural tourist areas are very safe. Healthcare is extremely expensive without insurance.
Basato sugli avvisi di viaggio ufficiali dell'FCDO britannico, monitorati continuamente · Fonti dei dati
Tourist areas in major cities are generally safe. Gun violence is a reality — mass shootings occur. Some urban neighborhoods have high crime. National parks and rural tourist areas are very safe. Healthcare is extremely expensive without insurance.
Tap water is safe in most cities. Some rural areas and Flint, Michigan have had issues — check locally.
Gun violence is a unique risk. Healthcare costs can be devastating without insurance. Driving distances are massive — the US is huge. Natural disasters vary by region (hurricanes, tornadoes, earthquakes, wildfires).
Tipping is MANDATORY in practice. 18-20% at restaurants. $1-2 per drink at bars. 15-20% for taxis. $2-5 per night for hotel housekeeping. Not tipping is considered very rude.
Very casual. Americans dress down more than most countries. Jeans and sneakers are acceptable almost everywhere.
Christian majority but extremely diverse. Every religion represented. Very secular in daily life in most cities. Bible Belt (South) is more conservative.