Which side does traffic drive on?

When you drop into a pano, look at the road first: which lane are cars travelling in? Most of the world drives on the right; left-side drivers are a small but distinct club — the UK, Japan, Australia, India, South Africa and most former British colonies. It won't name the country alone, but it halves the possibilities and shapes how you read every later clue.

• ✓Check which lane oncoming traffic uses
• ✓On single-lane roads, roadside parking direction hints at it
• ✓The Google car's shadow and heading confirm it
• ✓Left-side drivers: 🇬🇧 🇯🇵 🇦🇺 🇮🇳 🇿🇦 and most island nations