A 36kg-bronze drum, 40 cm high and 60cm in diameter, was discovered in the northern province of Thanh Hoa on May 20.

The drum was unearthed in Le Van Luong’s garden in Phuc Duong commune, Nhu Thanh district.

According to local residents, the drum with a five-frog design on the skin remains intact.

The drum is now being kept at the Nhu Thanh district’s People’s Committee.