the great wall of china
The pyramid that took the longest to build was the Great Pyramid. It is believed it took 20 years to build and it is the oldest of the pyramids in Egypt.
The one that took the longest to build :D
The bridge that took the longest to build was the Qingado Haiwan Bridge. This bridge is located in the country of China. It is twenty six point four miles in length.
The answer is The great Pyramid in Egypt it took over 25 years to build. Just imagine that!!!!!!!!!!
Cathedral
The Cologne Cathedral in Colonge, Germany took 640 years to complete (1248-1880).
The Chartes Cathedral
Milan Cathedral - 579 Years (1386 - 1965)
The longest took about 22 years, for proof I got that off a history book.
Dawes took the longest route
It took eight years to build the structure. It was begun in 72 and dedicated in 80. But remember this was the time it took to build the physical structure. It took time to lay out the plans, have them approved/rejected and then gone over again. Also, even though it was open for business in 80, it was not complete. It is said that Titus made an addition (the sources differ) and it is known that Domitian added the awning and an underground passageway for the gladiators during his reign.It took eight years to build the structure. It was begun in 72 and dedicated in 80. But remember this was the time it took to build the physical structure. It took time to lay out the plans, have them approved/rejected and then gone over again. Also, even though it was open for business in 80, it was not complete. It is said that Titus made an addition (the sources differ) and it is known that Domitian added the awning and an underground passageway for the gladiators during his reign.It took eight years to build the structure. It was begun in 72 and dedicated in 80. But remember this was the time it took to build the physical structure. It took time to lay out the plans, have them approved/rejected and then gone over again. Also, even though it was open for business in 80, it was not complete. It is said that Titus made an addition (the sources differ) and it is known that Domitian added the awning and an underground passageway for the gladiators during his reign.It took eight years to build the structure. It was begun in 72 and dedicated in 80. But remember this was the time it took to build the physical structure. It took time to lay out the plans, have them approved/rejected and then gone over again. Also, even though it was open for business in 80, it was not complete. It is said that Titus made an addition (the sources differ) and it is known that Domitian added the awning and an underground passageway for the gladiators during his reign.It took eight years to build the structure. It was begun in 72 and dedicated in 80. But remember this was the time it took to build the physical structure. It took time to lay out the plans, have them approved/rejected and then gone over again. Also, even though it was open for business in 80, it was not complete. It is said that Titus made an addition (the sources differ) and it is known that Domitian added the awning and an underground passageway for the gladiators during his reign.It took eight years to build the structure. It was begun in 72 and dedicated in 80. But remember this was the time it took to build the physical structure. It took time to lay out the plans, have them approved/rejected and then gone over again. Also, even though it was open for business in 80, it was not complete. It is said that Titus made an addition (the sources differ) and it is known that Domitian added the awning and an underground passageway for the gladiators during his reign.It took eight years to build the structure. It was begun in 72 and dedicated in 80. But remember this was the time it took to build the physical structure. It took time to lay out the plans, have them approved/rejected and then gone over again. Also, even though it was open for business in 80, it was not complete. It is said that Titus made an addition (the sources differ) and it is known that Domitian added the awning and an underground passageway for the gladiators during his reign.It took eight years to build the structure. It was begun in 72 and dedicated in 80. But remember this was the time it took to build the physical structure. It took time to lay out the plans, have them approved/rejected and then gone over again. Also, even though it was open for business in 80, it was not complete. It is said that Titus made an addition (the sources differ) and it is known that Domitian added the awning and an underground passageway for the gladiators during his reign.It took eight years to build the structure. It was begun in 72 and dedicated in 80. But remember this was the time it took to build the physical structure. It took time to lay out the plans, have them approved/rejected and then gone over again. Also, even though it was open for business in 80, it was not complete. It is said that Titus made an addition (the sources differ) and it is known that Domitian added the awning and an underground passageway for the gladiators during his reign.
Definitely, it took so many years and millions of people to build it, with no animals or machines!