![Kelvedon hatch secret nuclear bunker, built in the Cold War as a facility to hide and rebuild, preppers prepare for the aftermath of war, museum Stock Photo - Alamy Kelvedon hatch secret nuclear bunker, built in the Cold War as a facility to hide and rebuild, preppers prepare for the aftermath of war, museum Stock Photo - Alamy](https://c8.alamy.com/comp/2A8HNNB/kelvedon-hatch-secret-nuclear-bunker-built-in-the-cold-war-as-a-facility-to-hide-and-rebuild-preppers-prepare-for-the-aftermath-of-war-museum-2A8HNNB.jpg)
Kelvedon hatch secret nuclear bunker, built in the Cold War as a facility to hide and rebuild, preppers prepare for the aftermath of war, museum Stock Photo - Alamy
![Communications room at Kelvedon Hatch Secret Nuclear Bunker, Brentwood, Essex, UK Stock Photo - Alamy Communications room at Kelvedon Hatch Secret Nuclear Bunker, Brentwood, Essex, UK Stock Photo - Alamy](https://c8.alamy.com/comp/T04R8Y/communications-room-at-kelvedon-hatch-secret-nuclear-bunker-brentwood-essex-uk-T04R8Y.jpg)
Communications room at Kelvedon Hatch Secret Nuclear Bunker, Brentwood, Essex, UK Stock Photo - Alamy
![Paranormal Experience at Kelvedon Hatch Secret Nuclear Bunker - £45 per person, Kelvedon Hatch Secret Nuclear Bunker, Brentwood, 6 May to 7 May Paranormal Experience at Kelvedon Hatch Secret Nuclear Bunker - £45 per person, Kelvedon Hatch Secret Nuclear Bunker, Brentwood, 6 May to 7 May](https://cdn.stayhappening.com/events3/banners/8660a602ff772aad75651b7c5debcfa5ac438d47ed166d2a00cf005d2be8520b-rimg-w526-h341-gmir.jpg?v=1640032533)