lava_passage arch_closeup arch_closeup-2 ceiling_texture_detail ceiling_drip_detail ceiling_drip_detail-2 jctn_in_youngs_cave gallery_view hummock_in_floor ceiling_detail ceiling_detail-2 ceiling_detail-3 breakdown_in_passage-3 wall_detail-3 wall_detail-4 passage&breakdown 21-hummocky_floor cairn_in_entrance peeling_edge_in_room roof_breakdown-3 basalt_wetted_surface_detail passage_view alcove_view drip&passage_detail-2 drip&passage_detail ledge_in_floor roof_detail sandy_floor&passage wall&fallen_block jctn_rm peeling_edge-2 gallery_view-2 31-Rainstorm_slump_ig_adj 27-DR_view_N_adj 27-DR_view_N_ig_adj 06-Johnnie_sxn_adj 12-drips_on_bkn_surface 13-drips_on_bkn_surface 13-ledge_detail 13-peeling_edge_detail 14-floor&edge_detail 14-ledge_detail 14-wall_detail 14-wall_detail-r 15-floor_hummocks