
Grimes Graves
- Thetford
- Indoor and Outdoor
- Caves and Mines
At Grimes Graves today, visitors (10+) can descend 9 metres (30 ft) by ladder into one excavated shaft, an unforgettable experience: the only Neolith...

Royston Cave
- Royston
- Indoor and Outdoor
- Caves and Mines
Royston Cave is unique in Europe. Believed to date from the 13th Century, it is a man-made cavern in the shape of a beehive, with a small aperture at...

Kelvedon Hatch Nuclear Bunker
- Kelvedon Hatch
- Indoor
- Caves and Mines
Take your family on a day out to a former top secret location, and you’ll find t hat Essex has been prepared for far worse than chilly weather. Benea...