The National Museum and Arts Gallery, which was refurbished by the Australian government, will be used for revolving exhibition and other tourism-related activities.
The summit left Port Moresby iconic facilities, including the APEC Haus, which can hold up to 1,000 people.
Minister responsible said all venues will be utilised for department meetings and other events to assist cut down cost of hosting events in hotels.
“One thing that is important is that it must be utilised for everybody’s benefit and not become a big white elephant,” Minister Tkatchenko said.