https://boonehills.org/boone-hills-mine/https://boonehills.org/wp-content/uploads/2026/08/b.h-speakeasy-1-1.jpgb.h speakeasy 1 (1)https://boonehills.org/wp-content/uploads/2026/08/b.h-speakeasy-2-1.jpgb.h speakeasy 2 (1)https://boonehills.org/wp-content/uploads/2026/08/3-06182013-10000519a.jpegThe Grotto - Kansas City - CaveAtomic Retreat -- At an entrance to the Grotto, an abandoned quarry at Bannister and Holmes roads, once used as a summertime dancing spot and now proposed by Sheriff J. A. Purdome (left), as a refuge from an air raid. It is estimated that 100,000 persons could be sheltered underground here. Left to right beside Purdome, who holds an electric lamp for exploration, are William Stover, auxiliary deputy; Jack Brice, deputy sheriff, and William G. Holmes, chief deputy sheriff.https://boonehills.org/wp-content/uploads/2025/08/bhmine-04.jpgBHMine 04https://boonehills.org/wp-content/uploads/2025/08/bhmine-05.jpgBHMine 05https://boonehills.org/wp-content/uploads/2025/08/bhmine-03.jpgBHMine 03https://boonehills.org/wp-content/uploads/2025/08/bhmine-02.jpgBHMine 02https://boonehills.org/wp-content/uploads/2025/08/bhmine-01.jpgBHMine 01https://boonehills.org/wp-content/uploads/2025/06/bhna-mine-map.jpgBHNA Mine Map2026-08-21T20:59:17+00:00weekly0.6https://boonehills.org/meetings/https://boonehills.org/wp-content/uploads/2026/08/bhna-meeting-2026-edited.jpgBHNA Meeting 2026https://boonehills.org/wp-content/uploads/2026/08/bhna-meeting-2026.jpgBHNA Meeting 2026https://boonehills.org/wp-content/uploads/2025/07/img_9058.jpgIMG_90582026-08-21T20:32:05+00:00weekly0.6https://boonehills.org/about/https://boonehills.org/wp-content/uploads/2025/06/bhna-map.jpgBHNA Map2026-08-05T18:25:56+00:00weekly0.6https://boonehills.org/piac-projects/https://boonehills.org/wp-content/uploads/2025/07/img_8949.jpgPIAC Sign2025-09-10T16:01:31+00:00weekly0.6https://boonehills.org/projects/2025-06-12T21:42:16+00:00weekly0.6https://boonehills.org/news/2025-02-11T04:47:31+00:00weekly0.6https://boonehills.orgdaily1.02026-08-21T20:59:17+00:00