Some sites recognized by UNESCO as world heritage sites are facing problems such as logging, poor waste treatment and overcrowding of tourists.

Machu Picchu, Peru

According to UNESCO, this `Lost City of the Incas` is facing illegal logging, poor waste management and agricultural encroachment.

Machu Picchu is also known as the `lost city of the Incas`.

Experts in Peru warn that the movement of vehicles has the same effect as a small earthquake and causes temples and other structures here to collapse.

The number of daily visitors coming here is estimated at nearly 2,500 people.

Omori, Japan

Japan’s peaceful western town is also on the list of world heritage sites recognized by UNESCO.

Lijiang, China

Lijiang is an 800-year-old town located in Yunnan province, China, recognized as a heritage site in 1997. Today, Lijiang is one of China’s top tourist destinations.

Out-of-towners and business people have flocked here, causing controversy with the local community because they believe that out-of-towners have `robbed their town`.

Annual tourist arrivals increased from 150,000 to 2.8 million.

Mont Saint-Michel, France

This small island is a beautiful heritage of France since the 8th century. This is a pilgrimage site for people since the Middle Ages.

Many world heritage sites are under threat

Mont Saint-Michel annually attracts about 2.8 million visitors.

Every year, this island of only 100 hectares attracts about 2.8 million tourists to visit.

See more: The story of Australia’s request to withdraw its world heritage status