Months before that the police had ordered that the dancing girls be encircled by a concrete wall a meter, or more than three feet, high, as a ring of caution separating them from the men in the audience.
For this study, the data collection site was situated at the school about 20 meters from the sound wall (7 meters high) separating the school and the highway.
The fortress of Kuelap remains with its long, high walls (600 meters in length, 110 meters in width, and 19 meters high) and remnants of more than four hundred buildings.
Gray stones collected from the land form a decorative wall three meters (almost 10 feet) high along the property's northwest-facing facade.
"They should have kept a whole stretch of the Wall, 500 meters, so people would see what it was like," said Harry Hampel, a photojournalist who has chronicled Berlin's before and after in black and white and sells his work from the taxi cab he drives to fund the enterprise.
For his installation, "Precious Stonewall" near the Taj Mahal last year, Mr. Othoniel had craftsmen in Firozabad, a city of northwest India, make 4,200 glass bricks, to be built one by one into a golden wall, 4 meters, or 13 feet, high, bedecked with 150 jewel-like beaded necklaces.
A giant mural reading "Path of the Coyote" is painted on a wall just meters from the river.
Ovens came in two types a single-use construction of the kind used in the production of charcoal, and a more permanent type, basically consisting of two walls one meter and a half thick.
Subjects were seated in a comfortable armchair and were asked to look at the wall 2 meters in front of them.
