<Tr> <Td> <Table> <Tr> <Th_colspan="2"> Aggregate score </Th> </Tr> <Tr> <Th> Aggregator </Th> <Th> Score </Th> </Tr> <Tr> <Td> Metacritic </Td> <Td> 66 / 100 (iOS) </Td> </Tr> <Tr> <Th_colspan="2"> Review scores </Th> </Tr> <Tr> <Th> Publication </Th> <Th> Score </Th> </Tr> <Tr> <Td> AllGame </Td> <Td> </Td> </Tr> <Tr> <Td> GameSpot </Td> <Td> 3 / 10 (Wii) </Td> </Tr> </Table> </Td> </Tr> <Table> <Tr> <Th_colspan="2"> Aggregate score </Th> </Tr> <Tr> <Th> Aggregator </Th> <Th> Score </Th> </Tr> <Tr> <Td> Metacritic </Td> <Td> 66 / 100 (iOS) </Td> </Tr> <Tr> <Th_colspan="2"> Review scores </Th> </Tr> <Tr> <Th> Publication </Th> <Th> Score </Th> </Tr> <Tr> <Td> AllGame </Td> <Td> </Td> </Tr> <Tr> <Td> GameSpot </Td> <Td> 3 / 10 (Wii) </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Aggregate score </Th> </Tr> <Tr> <Th> Aggregator </Th> <Th> Score </Th> </Tr>

What were some of the dangers on the oregon trail