Prehistoric

Dating from about 1500 BCE, the Hurlers are a set of three stone circles between two hills and two rivers in central Cornwall.

The Mnajdra Temples are three conjoined Neolithic temples on the southern coast of Malta, ranging in dates from 3600 to 2000 BC. The southern temple is aligned with the solstices and equinoxes.

This atmospheric site on the Isle of Lewis dates from 2900-2600 BCE. It consists of a large stone circle surrounding a burial chamber, with four avenues of stones forming a cross shape.

This single standing stone is 3 meters high and astronomically aligned with the nearby Almendres Cromlech.

Boasting a spectacular hillside location among olive and cork trees, this stone circle is the most important megalithic site in Portugal. Its 96 standing stones were arranged in an oval in 5000-4000 BCE.

Located just outside the Ring of Brodgar, the Comet Stone is a heavy stone 1.8 m high. Lying at right angles to it are the remains of two other stones.

Known as the "Minoan Pompeii," Ancient Akrotiri is one of the most important archaeological sites in the region. It is still undergoing major excavations sheltered beneath a large shed.