IMG_8517_adj IMG_2285 IMG_2286 IMG_2287 IMG_2288 IMG_5889_trim IMG_5890_trim IMG_1472_adj IMG_1479_adj IMG_1508_adj IMG_1521_adj IMG_1522_adj IMG_1529_adj IMG_1536_adj IMG_1541_adj IMG_1546_adj IMG_1548_adj IMG_1581_adj 100_1445 100_1451_trim 100_1452_trim IMG_1971 IMG_2153 30-view_from_butte_adj 32-view_adj 32-view-r_adj 34-view_adj 35-surface_near_lavatube_adj 36-surface_near_lavatube_adj cheryl@surface_adj stake_on_surface_adj surface_above_cave_adj gallery_view-r sandy_floor&breakdown breakdown_in_passage-2 effluorescence main_passage-sandy_floor stake&passage wall_rm main_passage-sandy_floor-2 main_passage-sandy_floor-2-r 20-ceiling_drops jctn_rm_wall_1m(B_Walden) jctn_rm(Wayne_Singer) subway_jctn_roof_breakdn(B_Walden)