<Tr> <Th> Length: </Th> <Td> 2,500 km (1,600 mi) </Td> </Tr> <Tr> <Th> Existed: </Th> <Td> before 322 BCE--present </Td> </Tr> <Tr> <Th> History: </Th> <Td> Maurya Empire </Td> </Tr> <Tr> <Th> Time period: </Th> <Td> c. 322 and 187 BCE </Td> </Tr>

Important cities which are touched by grand trunk road