That's exactly it! The list is so focused on country counts that it doesn't account for things that make visits interesting, such as population, area, or even e

That's exactly it! The list is so focused on country counts that it doesn't account for things that make visits interesting, such as population, area, or even economic development of the countries with access to. It would be easy to augment this index with this info though. It even falls flat on being a decent mobility index--I'd take a Schengen passport with full rights of abode in the EU over a UAE passport any day.