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In 1831, Charles Darwin embarked on a 5-year long voyage across the world.
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The Beagle crosses the Equator.
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Darwin's first encounter and observations intrigued him enough to want to write a book on what he sees.
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The Beagle passes by Salvador, Brazil. Darwin recorded that he was enraptured by the sights of tropical vegetation and beautiful flowers.
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Darwin observes the fossils he encounters in Punta Alta, remarking how massive some of the animals must have been.
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Darwin observes the fossils found on primitive rocks in the Falkland Islands.
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When the voyage reaches an island by Chile, an eruption occurs which causes an earthquake. Darwin records that such power had been lessening the size of the island.
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The behavior and size of the creatures on the Galapagos islands made Darwin curious. It was observed that the tortoises were much larger than was expected, and the marine iguana's behavior distinct of change.
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Darwin studies the coral reefs near the islands to test his theory of atoll formation.
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Darwin observes the black lava that was smoothed over by vegetation.
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When the Beagle makes an arrival to Sydney, Australia, Darwin observes that there is a completely different set of mammals in Australia, with differing behaviors.
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The Beagle reaches Cape Town, which sits near the Table Mountain; this mountain of sandstone rose to around 3,500 feet.
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The Beagle reached England on October 1836. Darwin began the voyage on January 1831, which meant the journey around the world lasted more than 5 years.
