There are no such things. If a landmark is man made, by definition it can not be natural.
Nigeria hosts famous landmarks that are both manmade and natural. Natural landmarks are Gurara Falls, Zuma Rock and the Owu Falls.
Manmade
manmade
we are all natural because we weren't made in a factory we were made natural.Things that are made in factorys are manmade we are not manmade we are natural. Katrina LaChance- Bermuda138
The Sears Tower ---- There are many manmade landmarks in Illinois. There is the Hancock Building, the Museum of Science and Industry, the Midway Plaissance, Buckingham Fountain, the Shedd Aquarium & Oceanarium, the Adler Planetarium, the Field Museum of Natural History, the Art Institute of Chicago, the Water Tower, and Lake Shore Drive itself, just to name a few.
natural
snowflakes are natural
NO it is natural!
No, the moon is a natural astronomical body that orbits the Earth. It is not manmade.
Natural
Silk is natural. It is produced by silkworms.
Some are Coral Castle, Disney World, Flagler Museum and Hemingways House.