"Turquoise Hill's 2015 annual report, titled 'The Future Is Underground,' highlights the mining company's achievements and builds excitement around its underground phase at Oyu Tolgoi, one of the world's largest copper-gold mines, located in the South Gobi Desert of Mongolia. The oversized report and custom envelope reinforce the vast scale of the mine, supported by bold typography and a simple color palette of black and copper metallic printed on heavy, uncoated stock." Envelope 14 × 10½, report 14 × 20 folded in half to fit within the envelope.