Yes, there are variations and alternative routes available for the Everest Three Passes Trek. Some trekkers choose to skip certain passes or customize their itineraries based on their preferences and time constraints. The Gokyo Lakes trek, which includes the ascent of Gokyo Ri (5,357m) and the crossing of Cho La Pass, is a popular alternative. It is advisable to consult with a local trekking agency or guide to discuss the different options and choose the route that suits your interests and fitness level.