Task: Text Categorization
Input (English): A DH Lawrence poem compares "Peace" to a substance from one of these entities "walking like a royal snake." Emma Hamilton's husband loves these things in a novel about her affair with Horatio Nelson. A novel titled after one of these objects opens with a remembrance of how the Taskersons used to vacation next to the family of ($) Jacques Laruelle. In addition to "silence, water, and hope", "From the Heights of Macchu Picchu" implores the reader to give "iron, struggle, and" these entities. (*) Arne Saknussemm left a coded journal detailing his exploration of one of them in a novel that sees Professor Lindenbrock and Axel journey to the center of the Earth. One of these entities killed the author of the Natural History, an event written about by his nephew Pliny the Younger. For ten points, identify these landforms, one of which the story of alcoholic Mexican consul Geoffrey Firmin in Malcolm Lowry's most famous novel is set "Under."
Output (English): Literature