What are other attractions than Eiffel Tower that are worth visiting in Paris?

The other must-see attractions in Paris are:<a href='/seine-river-l2601/'>Seine River</a><a href='/louvre-museum-l3224/'>Louvre Museum</a><a href='/paris-catacombs-l2605/'>Paris Catacombs</a><a href='/louis-vuitton-foundation-l4985/'>Louis Vuitton Foundation</a><a href='/musee-rodin-l3227/'>Musee Rodin</a>

What are the most popular Eiffel Tower tours and tickets?

The best Eiffel Tower tours and tickets are:<a href='/seine-river-l2601/paris-seine-cruise-crepe-tasting-near-the-eiffel-tower-t374289/'>Paris: Seine Cruise & Crepe Tasting near the Eiffel Tower</a><a href='/paris-l16/paris-eiffel-tower-direct-access-with-summit-access-t149861/'>Paris: Eiffel Tower Direct Access with Summit Access</a><a href='/paris-l16/paris-eiffel-tower-summit-direct-access-by-elevator-t403969/'>Paris: Eiffel Tower Summit Direct Access by Elevator</a><a href='/paris-l16/paris-sunset-aperitif-cruise-on-the-seine-river-t389172/'>Paris: Sunset Aperitif Cruise on the Seine River</a><a href='/paris-l16/eiffel-tower-direct-access-guided-tour-t403886/'>Eiffel Tower: Direct Access Guided Tour</a>