BEIJING, July 4 (Xinhua) -- The following are highlights of China's archaeological news from the past week:
-- Seven grottoes restored in Inner Mongolia
Seven grottoes featuring frescoes have been restored in north China's Inner Mongolia Autonomous Region.
Cultural heritage workers started restoring the frescoes in the 1,600-year-old Arjai Grottoes in 2018.
The grottoes, home to nearly 1,000 frescoes related to Tibetan Buddhism, are located on a hill in the grasslands of Otog Banner, Ordos City, along with other ancient structures including temples and palaces.
-- 19 tombs with sloping passage discovered in Xinjiang
An archaeological team last year discovered 62 ancient tombs, 19 of them with sloping passage, in the city of Hami, northwest China's Xinjiang Uygur Autonomous Region.
It is the first time that tombs with sloping passage have been found in Hami, leader of the team, Wang Yongqiang, said Monday.
-- Qing Dynasty stone tablet found in Hebei
A stone tablet dating back 130 years to the Qing Dynasty (1644-1911) has been discovered in north China's Hebei Province, local authorities said Thursday.
Archaeologists believed the stone tablet was erected in 1890 during the reign of Emperor Guangxu, according to the cultural relics protection department of Nanhe District in the city of Xingtai.