The Everest Base Camp is a highly popular Trek in Nepal. There are hundreds of trekkers every day on this trekking route during the high trekking seasons. 
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https://www.frolicadventure.com/everest-base-camp-trek
https://www.frolicadventure.com/everest-base-camp-helicopter-tour
https://www.frolicadventure.com/everest-base-camp-gokyo-lakes-trek
https://www.frolicadventure.com/helicopter-return-everest-base-camp-trek
https://www.frolicadventure.com/gokyo-lake-trek