François-Marius Granet (1775-1849), View of Rome from the Piazza Trinita dei Monti at Sunset. Brown wash, over traces of graphite, Réunion des Musées Nationaux.
John Singer Sargent, Palazzo Rezzonico, c. 1902-1904. Watercolor over pencil on paper, 50.8 x 32.4 cm. Private collection.
John Singer Sargent, The Church of Santa Maria della Salute, Venice, c. 1904-1909. Watercolor over pencil on paper, 36.8 x 53.3 cm. Calouste Gulbenkian Foundation, Lisbon.
Michelangelo Buonarroti, Study for the Porta Pia, 1561. Chalk and ink on paper, 44.2 x 28.1 cm. Casa Buonarroti, Florence.
Maerten van Heemskerck, Rome, Old Saint Peter’s Basilica and the Vatican Palace, c. 1535. Brown pen on paper, 27.6 x 62.3 cm. Albertina, Vienna.
John Singer Sargent, San Cataldo, Palermo (also known as A Mosque, Cairo), c. 1897. Oil on canvas, 35.88 x 47.63 cm. Private collection.

Michelangelo Buonarroti
Male Nude, Seen from the Rear (recto) 
Black chalk, pen and brown ink
260 x 170 mm
Tom Thomson, Northern Spring, 1915. Oil on wood, 21.6 x 26.8 cm. National Gallery of Canada, Ottawa, Ontario.
Wendy Artin, Cinecittà, 2000. Watercolor on cotton Khadi paper, 40 x 18 cm.

Joseph Mallord William Turner, San Giorgio Maggiore at dawn (1819). Watercolour, 22.4 x 28.7 cm. The Tate Gallery. Londres.