Thousands of union members attending a one hour protest strike and meeting in Union Square prior to violence erupting. New York City, July 16, 1927

Lighted pylons along Century Boulevard and the airport gateway became a symbol of Los Angeles International Airport in 2000. Ranging from 25 to 100 feet high, the steel truss and translucent glass pylons cycle through 300 color variations in three hours, photograph by Carol M. Highsmith, Los Angeles, California, 2005.

The Crucifixion Book of Hours Simon Marmion (ca.1425-1489 French) The Huntington Library, Art Collections, and Botanical Gardens, San Marino, California

Flight Into Egypt Book Of Hours Mid 15th Century Bedford Master Workshop (1430-1465 French) The Huntington Library, Art Collections and Botanical Gardens, San Marino, CA

King David in Prayer - Detail Book of Hours Simon Marmion (ca. 1425-1489 French) The Huntington Library, Art Collections, and Botanical Gardens, San Marino, California

Hour of Parting 1992 Joseph Jeffers Dodge (1917-1997 American) Oil, Pastel and Ink Cummer Museum of Art & Gardens, Jacksonville, FL

St. Mark - Detail Book of Hours Simon Marmion (ca.1425-1489 French) The Huntington Library, Art Collections, and Botanical Gardens, San Marino, California

The Adoration of the Magi : Book of Hours c. 1450-1475 Simon Marmion (c. 1425-1489/French) Decorative vellum leaf The Huntington Library, Art Collections, and Botanical Gardens, San Marino, California

Nativity, Book Of Hours (French) Workshop Of Jean Fouquet The Huntington Library, Art Collections, and Botanical Gardens, San Marino, California

Time told by a cottage antique Grandfather Clock with moon indicating day of month and the hour and second hands telling the time England UK United Kingdom GB Great Britain British Isles

The Raising of Lazarus (Detail): Book of Hours c. 1450-1475 Simon Marmion (c.1425-1489/French) The Huntington Library, Art Collections, and Botanical Gardens, San Marino, California

Child labor in front of a movie theater. Harry Silverstein, newsboy, 7 years old, sells papers 8 hours a day at 25 cents per week, doesn't smoke, visits saloons, Wilmington, Delaware, photograph by Lewis Wickes Hine, May, 1910.

Raising Of Lazarus, The Book Of Hours C. 1450-75 Marmion, Simon(ca.1425-1489 French) The Huntington Library, Art Collections and Botanical Gardens, San Marino, CA

Grandfather Clock with second minute and hour hands and moon dial English Cottage Clock England UK United Kingdom GB Great Britain British Isles

Book of Hours: The Pentecost c. 1408-1409 Limbourg Brothers (fl. 1400-1416 Netherlandish) Ilumination Metropolitan Museum of Art, New York City

Trekking down the Grand Canyon Kaibab Trail as it descends down the Grand Canyon National Park toward the Colorado River and Phantom Ranch Arizona usa u s a america north The descent takes 5 hours by foot

China, Zhejiang province, Hangzhou, West Lake Garden, Chinese people love games and spend hours playing at Da qiao-pai (bridge game)

Sofa Mountain Wind blowing snow from ridges Wind in this area can reach over 100 kilometers per hour, Waterton Lakes National Park, southwest Alberta, Canada

The Virgin Enthroned: Book of Hours c. 1450-1475 Simon Marmion (c. 1425-1489/ French) Decorative vellum leaf The Huntington Library, Art Collections, and Botanical Gardens, San Marino, California

Les Tres Riches Heures du Duc de Berry: February - Farmyard Scene with Peasants 1412-16 Limbourg Brothers (fl. 1400-1416 Netherlandish) Illuminated manuscript Musee Conde, Chantilly, France

Susanah in the Bath Catholic Church. Liturgy and Ritual. Hours. Artist Unknown Colored Woodblock Print Manuscript Illumination Newberry Library, Chicago, Illinois, USA

25-29 years, anticipation, business, business lunch, businessman, caucasian, chair, choice, co-worker, color image, copy space, day, decision, food and drink, front view, holding, horizontal, hungry, indoors, looking down, lunch, lunch-hour, man, meeting, menu, occupation, ordering, people, photography, reading, refreshment, restaurant, service, service industry, shirt and tie, side view, sitting, standing, table, tablet, three people, three quarter length, together, waist up, waiter, waiting, w

St. Luke Painting of the Virgin Mary Book of Hours Simon Marmion (C. 1425-1489 French) The Huntington Library, Art Collections