Quick Travel Tools Travel, by the numbers
Original studies built from open travel data: passports, borders, power, jet lag and cost. Free to cite with a link back. Updated 2026-07-18.
Neighbors, worlds apart
Passport power can collapse in the space of a short flight. These neighboring countries sit close together but open wildly different amounts of the world to their citizens.
Read the story → VisasThe US passport is a one-way key
A US passport enters 159 countries with no visa in advance. Only 46 of them extend the same easy welcome to the United States.
Read the story → VisasWhat a US passport actually gets you
'Visa-free' is only part of the story. Here is how a US passport is really received across the world's 198 other countries.
Read the story → MoneyThe cheapest countries a US passport gets into visa-free
A US passport opens most of the world with no visa in advance. These are the places where your money also stretches furthest, often to about a third of what you'd spend at home.
Read the story → PassportsPassport Power Index 2026
Asia holds both extremes: the UAE (168) and Afghanistan (26). Every continent's spread, ranked.
Read the study → BordersHardest & Easiest Countries to Enter
Afghanistan admits almost no one; some countries wave in nearly all 199 passports on arrival.
Read the study → PowerGlobal Plug & Voltage Report
Type C is the world's most common plug, in 127 countries. The full wiring of the planet.
Read the study → WellnessBest & Worst Jet-Lag Routes
Flying east costs about 45% more recovery time than west. The toughest long-hauls, ranked.
Read the study → PowerUS Traveler's Adapter & Voltage Guide
And 171 run voltage high enough to fry a single-voltage device. Where a US plug just works.
Read the study → MoneyMost & Least Expensive Countries to Visit
Egypt (16) is cheapest, Switzerland (111) priciest. 179 countries, indexed to the US.
Read the study →