Lorenzo Gariano who runs Botany Bottle and looks after the plants at the Open University's Knowledge Media Institute, went climbing in the Everest region and sent back audio reports. All this was part of Lorenzo's Seven Summits activities: climbing the highest peak on each continent (read more about Lorenzo's Seven Summits quest).
Lhotse - The Route
This map shows the route the Everest team took: Lorenzo's smaller team turned right at Camp 4 in their ascent to the summit of Lhotse.