26 outer hebrides calanais standing stones

■ Distance: 8½ miles/13.6km ■ Time: 6 ...

With their potent blend of wild looks and mystery, Britain’s ancient sites have an enduring magnetism–and there are far more of them than you might imagine, says Tom Howells

For 5000 years a boulder stood unremarked in a Dorset valley, until one summer day an archaeologist noticed something curious about it...

From gnarly ridge traverses to relaxing strolls along silvery beaches, these island hikes lend themselves to the long days of Summer

From invisible hills to a mountain that might make you mad...

■ Distance: 13 miles/21km ■Time: 5-6hours ■Grade: Moderate ...