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New lands have always attracted people. Some ................. (geography) discoveries were made by chance or even due to mistakes. The travellers of the past did not have any ................... (rely) navigation devices. Maps were often inaccurate and incomplete which made mistakes ............ (avoidable). The dangers, however, didn't stop the adventurers. They used every .................. (possible) for exploring the world. Lots of ............... (fortunate) travellers lost their lives, but those who survived kept searching for new lands, new goods, and new knowledge. The knowledge was, obviously, the most ............... (value) of these things.

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