Rare photos taken by Ansel Adams from the collection of David H Arrington, a passionate collector of Adams’ photographs from the beginning, will be offered for sale from 17 February at midday in Sotheby’s New York

Yosemite’s startling beauty, a sunbather in Santa Monica and Georgia O’Keeffe by the lake … a sale of vintage, modern and contemporary photography by Alfred Stieglitz, Dorothea Lange and others casts an almost nostalgic eye on America

Mentored by the likes of Ansel Adams, Dorothea Lange and Edward Weston, photography students at the California School of Fine Arts explored everything from abstraction to documentary

A surrealist advert of Hepburn before she shot to fame, Steve McCurry’s famous green-eyed girl, and Ol’ Blue Eyes on stage at the Royal Albert Hall. Today’s trailblazing pictures range from the 1950s to the 90s

Today’s selection of groundbreaking images comes from the interwar period, with glamorous propaganda shots, farmers in the Great Depression and moonrise in New Mexico as seen by the king of landscapes

For two years, Annie Leibovitz wandered through America and Europe with one aim: to photograph the things that moved her most. Here’s her top five, including a bullet-shattered TV at Graceland and a pigeon skeleton studied by Darwin