Christo Wrapped Trees (Project for the Fondation Beyeler and Berower Park, Riehen, Switzerland) Drawing 1998 in two parts Pencil, charcoal, pastel, wax crayon, fabric sample, technical data, topographic map and tape 15 x 65″ and 42 x 65″ (38 x 165 cm and 106.6 x 165 cm) Fondation Beyeler, Riehen, Switzerland Photo: André Grossmann © 1998 Christo

Christo Wrapped Trees (Project for the Fondation Beyeler and Berower Park, Riehen, Switzerland) Drawing 1998 in two parts Pencil, charcoal, pastel, wax crayon, fabric sample, technical data, topographic map and tape 15 x 65" and 42 x 65" (38 x 165 cm and 106.6 x 165 cm) Fondation Beyeler, Riehen, Switzerland Photo: André Grossmann © 1998 Christo