A) Doll's House Cave B) Spider Cave C) Lechuguilla Cave D) Slaughter Canyon Cave
A) Speleothems B) Underwater lakes C) Ice formations D) Fossil remains
A) Sandstone B) Basalt C) Granite D) Limestone
A) Carlsbad Caverns National Park B) White Sands National Park C) Bandelier National Monument D) Guadalupe Mountains National Park
A) Wild Cave Tours B) Bus Tours C) Boat Tours D) Helicopter Tours
A) 2001 B) 1992 C) 1975 D) 1986
A) Flash floods B) Geological collapses C) Bat flight D) Rock falls
A) Polar bears B) Elephants C) Penguins D) Bats |