Delicate rime covers trees with filigrees of frost to create haunting natural scenery, transforming Jilin city in Northeast China's Jilin province into an ethereal landscape on Feb 7. The rime is currently softly blanketing all the trees in the city along the Songhua River. [Photo provided to chinadaily.com.cn]

Intricate formations of rime cover trees lining the Songhua River in Jilin city on Feb 7. In winter, mist from the Songhua's surface condenses in the form of frost onto the surrounding branches when it's very cold, creating the natural phenomenon. [Photo provided to chinadaily.com.cn]

A view from above depicts the trees coated with rime by the Songhua River on Feb 7. Due to Jilin city's unique natural conditions, the rime forms for long durations. It is characterized by unusual thickness and a high frequency of appearance -- and is known as one of the four natural wonders of China. [Photo provided to chinadaily.com.cn]

Trees are progressively coated with layers of rime in Jilin city, on Feb 7. [Photo provided to chinadaily.com.cn]