A) Caving B) Geology C) Excavation D) Speleogenesis
A) Basalt B) Sandstone C) Limestone D) Granite
A) Ceiling B) Floor C) Entrance D) Walls
A) Geology B) Cavingology C) Speleology D) Rockology
A) Sơn Đoòng Cave B) Mammoth Cave C) Waitomo Glowworm Caves D) Carlsbad Caverns
A) Fermentation B) Photosynthesis C) Luciferin-luciferase reaction D) Oxidation
A) Headlamp B) Umbrella C) Swimsuit D) Sunglasses
A) Flowstone B) Icicles C) Chandelier D) Drapery
A) Tennessee B) New York C) California D) Kentucky |