This art history video discussion examines Eva Hesse's "Untitled", enamel paint, string, papier-mache, elastic cord, 1966 (MoMA).

This art history video discussion examines Lyonel Feininger's "Cathedral for Program of the State Bauhaus in Weimar", woodcut, 1919 (MoMA).

This art history video discussion examines this work by a follower of Bernardo Daddi "The Aldobrandini Triptych", tempera on panel, ca. 1336 (Portland Art Museum).

This art history video discussion examines Fra Angelico's "The Annunciation", c. 1438-47, fresco, 230 x 321 cm (Convent of San Marco, Florence).

This art history video discussion examines Fra Angelico's "The Annunciation and Life of the Virgin" (in the predella), c. 1426, tempera on wood, 194 x 194 cm (Museo del Prado, Madrid).

This art history video discussion examines Fra Filippo Lippi's "Madonna and Child with two Angels", c. 1460-1465, tempera on panel, 95 x 63.5 cm (Galleria degli Uffizi, Florence).

This art history video discussion examines Fra Filippo Lippi's "Madonna and Child", c. 1440, tempera on panel, 79 x 51.1 cm / 31-1/8 x 20-1/8 inches (National Gallery of Art, Washington).

This art history video discussion examines Jean-Honore Fragonard's "The Progress of Love: The Meeting", 1771-1773, oil on canvas, 317.5 x 243.8 cm (The Frick Collection, New York).

This art history video discussion examines Jean-Honore Fragonard's "The Swing", oil on canvas, 1767 (Wallace Collection, London).

This art history video discussion examines Frank Lloyd Wright's Solomon R. Guggenheim Museum, New York City, 1942-1959.

This art history video discussion examines the Painting Techniques of Franz Kline: The Chief Abstract Expressionist New York The Museum of Modern Art, October 3, 2--April 11, 2011.

This art history video discussion examines Caspar David Friedrich's "Abbey among Oak Trees", 1809 or 1810, oil on canvas, 110.4 x 171 cm (Alte Nationalgalerie, Berlin).

This art history video discussion examines Caspar David Friedrich's "Monk by the Sea", 1808 or 1810, oil on canvas, 110 x 171.5 cm (Alte Nationalgalerie, Staatliche Museen zu Berlin).

This art history video discussion examines Caspar David Friedrich's "Solitary Tree (or Lone Tree)", 1822, oil on canvas, 55 x 71 cm (Alte Nationalgalerie, Berlin).

This art history video discussion examines Caspar David Friedrich's "Woman at a Window", 1822, oil on canvas, 44 x 73 cm (Alte Nationalgalerie, Berlin).

This art history video discussion examines Henry Fuseli's "Titania and Bottom", c. 1790, oil on canvas, 2172 x 2756 mm (Tate Britain, London).

This art history video discussion examines The Paris Opera (1860-75) by architect Charles Garnier.

This art history video discussion examines Antoni Gaudi's Church of the Sagrada Familia or Basilica i Temple Expiatori de la Sagrada Familia Basilica, 1882- (consecrated 2, but still under construction), Barcelona, Spain.

This art history video discussion examines Paul Gauguin's "Nevermore", 1897, oil on canvas (Courtauld Gallery, London).

This art history video discussion examines Paul Gauguin's "The Red Cow", 1889, oil on canvas (LACMA).