Fa­mous Paris land­mark con­struc­ted for the Cen­ten­nial Ex­po­si­tion in 1899 and named after its de­si­gner, a bridge en­gi­neer. 984 feet high and made of open-lattice steel­work, not­hing re­mo­tely like it had been con­struc­ted be­fore. It re­mai­ned the tal­lest buil­ding until 1930 when the Chrys­ler Buil­ding in New York was con­struc­ted.

Base of the Eif­fel Tower. Con­struc­ted for the Cen­ten­nial Ex­po­si­tion in Paris in 1899, it is 984 ft high and built of open-lattice steel­work. The base struc­ture con­sists of four semi-circular ar­ches cap­ped with an ob­ser­va­tion plat­form.

Base of the Eif­fel Tower, con­struc­ted in 1899, con­sists of four semi-circular ar­ches. This close-up shows the com­plex ar­ran­ge­ment of the mem­bers in the space frame.