— The Hirshhorn has kicked off its 30th anniversary with the opening of “Ana Mendieta: Earth Body, Sculpture and Performance 1972–1985,” a major survey of the artist’s work, in which “art becomes the sheer, absurd impulse to impose your presence — which can include a female presence — on the world.” (Read more of Blake Gopnik’s review in the Post. Mendieta’s sculpture of black ritual candles will be lit again this Friday from 12-5 p.m.

— This week is the next installment of the Third Thursday gallery tour in the Seventh Street arts district. New exhibits include Forged and Fabricated at Zenith Gallery, From the Depths of Memory … at Marinart Gallery, and Tidepools at Touchstone Gallery. Galleries will be open from 6-8 p.m.

— Also new this week is “All the Mighty World: The Photographs of Roger Fenton, 1852–1860” at the National Gallery of Art, the first exhibition in the Museum’s newly dedicated photography galleries. Fenton’s repertoire ranges from countryside studies and still lifes to some of the earliest war photographs (of the Crimean War).

— The National Geographic Explorers Hall is also presenting a photography exhibition. “Passages: Photographs in Africa” by Carol Beckwith and Angela Fisher features a selection of photos from over 30 years of coverage, complemented by jewelry, masks, sculpture and video footage.

(Arts listings compiled by Cyndi Spain)