Three Peaks Challenge
The Three Peaks Challenge, reaching the highest summits of Scotland, England and Wales (Ben Nevis, Scafell and Snowdon respectively) within 24 hours is a poplar objective for many walkers.
WordPress Post Country Plugin
(with premium Google Mapping)
This plugin allows you to record a country against your posts. For example the country that the post talks about, the event took place in, the location you are writing the post from, etc. Your imagination is the limit...