A scene is currently in place at Culver Street Car park, Salisbury, following the discovery of a body.
Wiltshire Police said in a statement: "We were contacted at around 10pm last night (13/04) after a woman in her 40s was found unresponsive.
"Despite the best efforts of the emergency services she was declared dead at the scene.A scene has been put in place while we conduct our enquiries.
"A man in his 20s has been arrested on suspicion of manslaughter.
"While we understand the public concern that this may cause, there is no wider threat to the public."
A scientific investigations team have been working in the car park this afternoon following the discovery last night.

Song for Christmas Champions 2025 Crowned
Young Gallery launches contemporary art exhibition showing works by Group 7
Candlelight concert by David Owen Norris comes to Salisbury Cathedral this January
12-Year-Old Salisbury Boy Reaches 250th parkrun Milestone
DIGS Launch 'Red Cord Campaign'
St Thomas's Donate Thousands to Local Charities Raised by Christmas Tree Festival
Our Local GPs have some of the Fastest Response Rates in the Country
Panto stars bring festive joy to patients at Salisbury Hospital
