1768-71.  Cook’s first voyage; discovers New Zealand and east coast
of Australia; passes through Torres Strait.
1769-71.  Hearne traces river Coppermine.
1769-71.  James Bruce re-discovers the source of the Blue Nile in
Abyssinia.
1770.  Liakhoff discovers the New Siberian Islands.
1771-72.  Pallas surveys West and South Siberia.
1776-79.  Cook’s third voyage; surveys North-West Passage; discovers
Owhyhee (Hawaii), where he was killed.
1785-88.  La Perouse surveys north-east coast of Asia and Japan,
discovers Saghalien, and completes delimitation of the ocean.
1785-94.  Billings surveys East Siberia.
1787-88.  Lesseps surveys Kamtschatka and crosses the Old World from
east to west.
1788.  The African Association founded.
1789-93.  Mackenzie discovers his river, and first crosses North America.
1792.  Vancouver explores his island.
1793.  Browne reaches Darfur, and reports the existence of the White
Nile.
1796.  Mungo Park reaches the Niger.
1796.  Lacerda explores Mozambique.
1797.  Bass discovers his strait.
1799-1804.  Alexander von Humboldt explores South America.
1800-4.  Lewis and Clarke explore the basin of the Missouri.
1801-4.  Flinders coasts south coast of Australia.
1805-7.  Pike explores the country between the sources of the
Mississippi and the Red River.
1810-29.  Malte-Brun publishes his Geographic Universelle.
1814.  Evans discovers Lachlan and Macquarie rivers.
1816.  Captain Smith discovers South Shetland Isles.
1817-20.  Spix and Martius explore Brazil.
1817.  First edition of Stieler’s atlas.
1817-22.  Captain King maps the coast-line of Australia.
1819-22.  Franklin, Back, and Richardson attempt the North-West Passage
by land.
1819.  Parry discovers Lancaster Strait and reaches 114 deg.  W.
1820-23.  Wrangel discovers his land.
1821.  Bellinghausen discovers Peter Island, the most southerly land
then known.
1822.  Denham and Clapperton discover Lake Tchad, and visit Sokoto.
1822-23.  Scoresby explores the coast of East Greenland.
1823.  Weddell reaches 74.15 deg.  S.
1826.  Major Laing is murdered at Timbuctoo.
1827.  Parry reaches 82.45 deg.  N.
1827.  Rene Caillie visits Timbuctoo.
1828-31.  Captain Sturt traces the Darling and the Murray.
1829-33.  Ross attempts the North-West Passage; discovers Boothia Felix.
1830.  Royal Geographical Society founded, and next year united with
the African Association.
1831-35.  Schomburgk explores Guiana.
1831.  Captain Biscoe discovers Enderby Land.
1833.  Back discovers Great Fish River.
1835-49.  Junghuhn explores Java.
1837.  T. Simpson coasts along the north mainland of North America
1277 miles.
1838-40.  Wood explores the sources of the Oxus.
1838-40.  Dumont d’Urvilie discovers Louis-Philippe Land and Adelie Land.
1839.  Balleny discovers his island.