1863—Thomas Macfarlane attempted to push inland north of the Great Bight.
1863—Messrs. H. M. Lefroy and party; eastward of York, Western Australia.
1863—C. C. Hunt and Ridley to the De Grey River.
1863—Colonists landed at the De Grey River, and settled on country discovered by Frank Gregory.
1863—Jardine, sen., formed the settlement of Somerset, Cape York.
1863—William Landsborough; in charge of the new township, Burketown, Gulf of Carpentaria.
1864-65—Jardine Brothers; overland to Somerset, on the west coast of Cape York.
1864—Colonel Finnis formed a settlement at Escape Cliffs.
1864—J. M'Kinlay on the Alligator River; searching for suitable site for a township; his last expedition.
1864—Duncan M'Intyre; from Paroo to the Gulf of Carpentaria; died there.