Mount Everest

Mount Everest is the world's tallest mountain at 8,848.86 m (29,032 ft). It straddles the border of China / Tibet and Nepal and can be visited from either side:
 * Everest Base Camp Trek through Khumbu (Sagarmatha National Park), the more commonly visited region on the Nepalese (southern) side of the mountain
 * Qomolangma, the less visited nature reserve on the Tibetan (northern) side

See also Hillary and Norgay, the first to climb Everest.