- Who
- Guildford Borough Council
- What
- 200 cubic metre(s)
- Where
- United Kingdom (Guildford)
- When
Guildford Borough Council constructed within the grounds of Guildford Castle, Surrey, UK, an underground Millennium Time Vault measuring 200 m ³ (7,062 ft³)  to house artefacts representing the 20th century, for entombment in March 2000.  Along with photographs of the top 20 beautiful women, there was a specially treated Mini car to stop it decaying, a violin once belonging to Yehudi Menuhin and, a Rolls-Royce Spirit of Ecstasy statuette.
