Everest Base Camp, located in Kathmandu, Nepal, is one of the most famous hiking trails in the entire world. The majestic Everest is a pinnacle of human triumph, and it’s guaranteed to be a life-changing expedition for you. You’ll need a minimum of 12 days to climb 80 miles (130 km). Along the way, you’ll have the opportunity to immerse yourself in the rich Sherpa culture and pay a visit to the ancient Tengboche and Thami monasteries. The weather is favorable from March to May and September to December.