National September 11 Memorial & Museum (Courtesy National September 11 Memorial & Museum)
Within the original footprints of the Twin Towers are two massive pools consisting of 30-foot cascading waterfalls and parapets, on which are inscribed the names of nearly 3,000 victims from the 9/11 attacks in New York, at the Pentagon and in Pennsylvania, as well as the Feb. 26, 1993, World Trade Center bombing. Adjacent to the memorial is a museum detailing the history and impact of 9/11 by means of recovered artifacts and multimedia displays.
Memorial Hours: Daily 7:30 am-9 pm
Memorial admission: Free
Museum Hours: Su-Th 9 am-8 pm (last entry 6 pm), F-Sa 9 am-9 pm (last entry 7 pm)
Museum admission: $24 adults, $20 seniors (65+), college students, young adults (13-17), $18 U.S. veterans, $15 youth (7-12), age 7 and under and Tu 5-8 pm free