The district subsequently deteriorated, but it underwent regeneration in the late 1970s and was âgentrifiedâ in the 1980s. By the early 21st century, Haight-Ashbury was among San Franciscoâs most affluent and expensive neighbourhoods, with many restored Victorian homes.
Smithsonian museums are open every day of the year except December 25 unless otherwise noted. Smithsonian museums are open every day of the year except December 25 unless otherwise noted. 1  Open 8:30 a.m.â5:30 p.m.
The Smithsonian Institutionâthe worldâs largest museum and research complexâincludes 19 museums and galleries and the National Zoological Park. Most Smithsonian museums and the National Zoo are free and open every day of the year except December 25. For hours of operation, see information on planning your visit or select a museum from the list.