Eiffel Tower was to be dismantled in 1909, when its ownership would revert to the City of Paris. The City had planned to tear it down (part of the original contest rules for designing a tower was that it should be easy to dismantle) but as the tower proved to be valuable for communication purposes, it was allowed to remain after the expiry of the permit. Eiffel made use of his apartment at the top of the tower to carry out meteorological observations, and also used the tower to perform experiments on the action of air resistance on falling bodies. For the
Tower Music (Joseph Bertolozzi) precursor to the "Tower Music" project was "Bridge Music". Not thinking he could gain access to the Eiffel Tower, Bertolozzi went about creating a composition made using only the unmodified sounds of New York's Mid-Hudson Bridge, for the Hudson-Fulton-Champlain Quadricentennial celebrations in 2009. Bertolozzi used "Bridge Music" as a proof of concept to present to SETE, the authority that controls the Eiffel Tower. By 2010, plans were underway to attempt field recording and a live performance on the Eiffel Tower. After a formal meeting with SETE in November 2010, the project was approved in March 2011. In January 2013, Bertolozzi