#human fat:

The Stations of the Cross stood on the domes of the rocks.

Logic and folklore explain enigmatic landscape features and suggest an origin for 'the Stations of the Cross'.

Royston Cave's carvings depict the Hertfordshire town's market days.

Mausoleum design suggests gas creation, storage and management.

Mausolea as low-tech gas harvesting and dispensing stations. Photographic evidence.

Who ate jail-bait?