Definition
of underwater cultural heritage, some
experts preferred any submerged objects aged above 100 years
shall be considered underwater cultural heritage, others proposed
a 50-year limit, some even recommended that 1945 be adopted as the
temporal limit.
As
to the content of the concept of underwater cultural heritage,
some experts wanted
to include cargoes lost sea, others felt that all traces
of human existence: in Art. What is your opinion?