Mount Meru reaches 4,566 metres (14,980 feet) in height but has lost much of its bulk due to an eastward volcanic blast about 8,000 years ago. The volcano most recently had a minor eruption about a century ago. For those looking to conquer this incredible peak, the 4-Day Mount Meru Trek offers a rewarding adventure through diverse ecosystems and stunning landscapes. The 4-Day Mount Meru Trek provides hikers with an unforgettable experience, as they ascend through rainforest, heath, and alpine desert zones. Reaching the summit of Mount Meru on a 4-Day Mount Meru Trek .