English Heritage publishes its annual Heritage at Risk register for the South West today.
It reports on heritage assets in the area that are at risk of decay, neglect or inappropriate development.
It says that in the South West, 154 Grade One and Two buildings are at risk.
Sites in Devon and Cornwall that are listed "at risk" include an early 16th century stable block in Sowton, hill forts and round barrows.
Heritage open days are being held across the West Country.
One of the highlights is a look behind the scenes of South West Water's largest reservoir, Roadford Dam on Dartmoor:
Click here for more information on Heritage Open days.
As part of Heritage Open Days 2013, many National Trust places are throwing opening their doors showcasing rarely seen gems.
Highlights include a chance to look behind the scenes at the Southwest's largest reservoir, Roadford Dam. After walking the dam visitors can scale 170 steps to the top of the tower.
The Heritage Minister John Penrose is due to visit Gloucester this morning. His day will include a tour of a medieval priory, which is being transformed into a heritage site. He will also see work to restore the old Fleece hotel.
His final destination will be Gloucester Cathedral where he'll be shown the latest project taking place.