inside hollow teddybear cholla

climbing camping dry sharp inside teddybear cholla spiny colorado desert tourist ecosystem recreation structure teddy bear destination hiking nature wild united states tree geology people gardens holey cactus botanic broken yellow joshua thorns vegetation american barbs husk landscape plants prickly national park jumping lattice hollow mojave cacti boulders skeleton background california vacation spines close decomposition travel cahuilla tribe leisure inselbergs outdoors usa monzogranite wilderness pinto close-up cylindropuntia bigelovii garden