One or more entrances lead to the centre of the henge. They date to the later part of the Neolithic. Most henges do not contain standing stones, although many contained circular arrangements of pits ...

An extraordinary celestial phenomenon that occurs every 18.6 years is due to be witnessed this summer at Calanais Standing Stones on the Isles of Lewis. A lunar standstill is due to be observed at ...

At first glance, these stone monuments seem like just part of the environment. These standing stones are, in fact, puzzles waiting to be solved. Unfortunately, the game does not tell you what to ...