← Sundalandia Discovery

The Gallery

Meetings, survey data and the science behind the search for the submerged cradle.

Recognition & Meetings

Ministry of Culture recommendation letter for the Sunda Strait Expedition.
Ministry of Culture RecommendationLetter B/432/B/KB.11.03/2026 supporting the Sunda Strait Expedition, signed by the Director General of Cultural Protection and Traditions.14 October 2026
Minister of Culture Fadli Zon with Society members.
Minister of Culture Fadli ZonAlso Chairman of the Society's Board of Trustees.21 November 2025
Founders with trustees at the minister's office.
At the Minister's OfficeFounders Bob S. Effendi and Prof. Danny Hilman with trustees Dr. Fadli Zon and Jaya Suprana.August 2026
Hashim Djojohadikusumo meeting the Society team.
Arsari Foundation SupportHashim Djojohadikusumo pledges his full support to the expedition.7 July 2025

Phase I · Survey Data

Multibeam bathymetry plan view over the Sunda Strait chart.
Multibeam Survey · Plan ViewBathymetric mapping overlaid on the Sunda Strait nautical chart.Phase I · Complete
3D bathymetric relief of the Sangiang seabed.
3D Bathymetric ReliefThe seabed around Sangiang rendered from survey data.Phase I · Complete
Reconstruction of the Sangiang anomaly.
The Sangiang AnomalyReconstruction of the rectilinear basin — roughly 6 km across, 90 m down.Interpretation
Operational roadmap 2026-2027.
Operational RoadmapThe three-phase plan for the Sunda Strait Project.2026 – 2027

The Drowned Shelf

Sunda Shelf 21,000 years ago.
21,000 Years AgoThe glacial maximum — Sundaland exposed as a single continent.© Dhani Irwanto
Sunda Shelf 11,600 years ago.
11,600 Years AgoPost-glacial flooding well underway as the sea reclaims the lowlands.© Dhani Irwanto
The Sunda region today.
TodayOnly the highland rim survives as the islands we know.© Dhani Irwanto
Artist's impression of a diver at a submerged wall.
What Phase III Could RevealA diver and ROV examining a submerged megalithic wall.Artist's impression