You walk inside a natural UNESCO heritage site Sagarmatha national park while you are on the Everest base camp trek, Everest base camp and Gokyo Lakes trek, Everest high passes trek, and other beautiful trekking routes in the Everest region. You can also fly back direct to Kathmandu after visiting the Everest base camp if you do not have enough time to complete the regular base camp trekking itinerary. There is the best option for those, who can not trek in the high Himalayan region or do not have time for a long trek. The Everest base camp helicopter tour is one of the best options for those.