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
Eiffel Tower and coming together at the top, joined together by metal trusses at regular intervals". Eiffel initially showed little enthusiasm, but he did approve further study, and the two engineers then asked Stephen Sauvestre, the head of company's architectural department, to contribute to the design. Sauvestre added decorative arches to the base of the tower, a glass pavilion to the first level, and other embellishments. The new version gained Eiffel's support: he bought the rights to the patent on the design which Koechlin, Nougier, and Sauvestre had taken out, and the design was exhibited at the Exhibition of Decorative Arts in