Related by context. Frequent words. (Click for all words.) 68 HMS Beagle 60 Charles Darwin 57 Marquesas Islands 56 Herman Melville Moby Dick 56 Thor Heyerdahl 55 Galapagos islands 55 Galápagos 53 Galápagos Islands 53 Dunwich 52 Orkneys 52 Darwin 52 voyaging 52 Malay Archipelago 52 Spitzbergen 51 Alfred Russel 51 Sandwich Islands 51 Bruce Chatwin 51 shallop 51 Ernest Shackleton 51 Beringia 51 Matthew Flinders 51 Svalbard archipelago 50 Humpback whale 50 Roger Highfield 50 Antarctic explorer 50 Louis Leakey 50 Jamestown colony 50 voyage 50 Gondwanaland 49 Carl Linnaeus 49 Skeleton Coast 49 Philae 49 Ferdinand Magellan 49 Gregor Mendel 49 ancient mariners 49 French Frigate Shoals 49 Meriwether Lewis 49 giant tortoise 49 Van Diemen Land 49 troopship 48 Sir Ernest Shackleton 48 intrepid explorers 48 thylacine 48 Homer Odyssey 48 clipper ships 48 E. Peary 48 giant tortoises 48 JRR Tolkein 48 Amerigo Vespucci 48 Compton Gamma Ray 48 Monhegan Island 48 platypuses 48 Albatrosses 48 intrepid explorer 47 Pilgrim Fathers 47 Tristan da Cunha 47 Laurence Sterne 47 Arctic explorer 47 explorers Meriwether Lewis 47 submersible robot 47 Strachey 47 Galapagos Islands 47 Menai Strait 47 voyages 47 Royal Geographical Society 47 biogeography 47 voyaged 47 Humpback Whale 47 Hobart Tasmania 47 Whydah 47 HG Wells novel 47 Roald Amundsen 47 transatlantic voyage 47 trans Atlantic voyage 47 Weddell Sea 47 Captain Bligh 47 Adelie penguins 47 Tycho Brahe 47 Thomas Keneally 47 Kapiti Island 47 cassowary 47 Ushuaia Argentina 47 godwits 46 Robert Peary 46 Norwegian fjords 46 Antarctica 46 Nathaniel Philbrick 46 plesiosaurs 46 poet WH Auden 46 migratory shorebirds 46 Chesil Beach 46 Drake Passage 46 Botany Bay 46 longboat 46 undersea volcanoes 46 tidal pools 46 classical antiquity 46 Anne Morrow Lindbergh 46 Janet Frame 46 damselfish 46 barque