Petřín Lookout Tower of the Eiffel Tower. In contrast to the Eiffel Tower, Petřínská rozhledna has an octagonal, not square, cross-section. Further, it does not stand, as does the Eiffel Tower, on four columns of lattice steel. The whole area under its legs is covered with the entrance hall. A similarity between the Eiffel Tower and Petřínská rozhledna is the design of the lowest cross beams in the form of round bones. In 1889, members of the Club of Czech Tourists visited the world exposition in Paris and were inspired by the Eiffel Tower. They collected a sufficient amount of money and in
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