These happy young neighbors of the Regzen Batsuuri family live in a 200 square foot ger (round tent built from canvas, strong poles, and wool felt) on a hillside lot overlooking one of the sprawling valleys that make up Ulaanbaatar, Mongolia. Children, Child. The Regzen Batsuuri family lives in a 200 square foot ger (round tent built from canvas, strong poles, and wool felt) on a hillside lot overlooking one of the sprawling valleys that make up Ulaanbaatar, Mongolia. Material World Project.