Schiehallion is a mountain located in the Scottish Highlands, known for its distinctive conical shape. It rises to an elevation of 1,083 meters (3,554 feet) and is a popular destination for hikers and outdoor enthusiasts. The mountain is part of the Grampian Mountains and offers stunning views of the surrounding landscape. The name "Schiehallion" comes from the Gaelic "Sìdh Chailleann," meaning "the mountain of the Caledonians." It is also famous for its role in a scientific experiment in the 18th century, which helped to measure the density of the Earth using its gravitational pull.