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Circular shapes appear in architecture across China

CGTN

Spiral stairs lead to a circular fountain in Nanning. /CFP
Spiral stairs lead to a circular fountain in Nanning. /CFP

Spiral stairs lead to a circular fountain in Nanning. /CFP

A building is designed in the shape of a hollow tube in Kunming, Yunnan. /CFP
A building is designed in the shape of a hollow tube in Kunming, Yunnan. /CFP

A building is designed in the shape of a hollow tube in Kunming, Yunnan. /CFP

The Ring of Life is a landmark 157-meter-tall steel loop in Fushun, Liaoning Province. /CFP
The Ring of Life is a landmark 157-meter-tall steel loop in Fushun, Liaoning Province. /CFP

The Ring of Life is a landmark 157-meter-tall steel loop in Fushun, Liaoning Province. /CFP

The Gangxia North subway station in Shenzhen, Guangdong Province features a circular design in its roof. /CFP
The Gangxia North subway station in Shenzhen, Guangdong Province features a circular design in its roof. /CFP

The Gangxia North subway station in Shenzhen, Guangdong Province features a circular design in its roof. /CFP

The Tianjin Eye stands at 120 meters tall and offers lofty city views of Tianjin. /CFP
The Tianjin Eye stands at 120 meters tall and offers lofty city views of Tianjin. /CFP

The Tianjin Eye stands at 120 meters tall and offers lofty city views of Tianjin. /CFP

March 14 marks Pi Day in line with the date-style 3.14, which is also the rounded-off value of π, or pi. With pi being used to calculate the circumferences of circles, designers and architects across China can create beautiful curves and circles in buildings. In honor of Pi Day, check out these landmarks and buildings featuring circles and the "pi" effect.

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