These roads are also connected to each other via a ring road that runs around the perimeter of the dome.

五条主路通过围绕圆顶周边的环路互相连接在一起。

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Shangjing area is a volcanic dome formed by volcanic in active Early Cretaceous, in which the volcanic beds are dipping out with ring fracture and subvolcanic bodies intrusion in late stage.

上井地区是一个中生代早白垩世火山穹隆。火山岩岩层围斜外倾，环状断裂发育，晚期有潜火山岩侵位。

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Many of Cho's buildings are in South Korea, but some of his temporary structures, such as the "Air Forest" set up in Denver, U.S., in 2008 and "Ring Dome" seen in Milan and Yokohama, have made it abroad.

CNN: Minsuk Cho's dramatic architecture

Take Pearl, a houseboat that features a clear dome-shaped topper and a teak ring-shaped deck.

FORBES: 10 Floating Homes Of The Future