A group of wounded servicemen from the charity Walking With The Wounded scaled Mount Snowdon last night to light one of four flames at the UK's peaks.
Beacon chains have a long history in the UK, and were put together to celebrate Queen Victoria's Diamond Jubilee in 1897, as well as the Silver and Golden Jubilees in 1977 and 2002.
The First Minister has presented medals to troops from the 2nd Battalion, the Royal Welsh, on behalf of the Queen.
The famous estate at Plas Newydd was the setting for one of Wales' biggest Diamond Jubilee parties.
At the culmination of a weekend of Diamond Jubilee celebrations, parties have been held outdoors - and indoors - all around Wales.