United States · guideKnow before you go: DenverThe short answers first. Tap any topic for the details.$ USDcurrencyA / B120 V plug$200a day, mid-rangeTopics8 · tap to readVisa3 tipsMost international travelers require an ESTAgovernment websites for specific requirements based on your nationalitySafety1 tipMostly safeKeep valuables closeMoney2 tipsThe currency is USD ($)A day costs about $200 mid-rangeGetting around1 tipDenver's downtown is walkableRTD's light railWhen to go2 tipsBest monthsOur guide rates JanuaryLanguageEnglish is spoken hereGood to know4 tipsDrink plenty of water upon arrival to help acclimate to the high altitudeUtilize Denver's extensive bike pathsCrowds1 tipMedium crowds in seasonGo early to the big sightsSafety is Travlyo’s own reading, not an official figure. Official advice: UK Foreign Office ↗