mentioning ten wonders in the world!?

Answer 1

The Learning Channel producers compiled this list of the Ultimate Ten Man-Made Wonders of the World
Wonders that still exist:
1. Great Wall of China
2. Pyramids
3. Angkor Wat
4. Panama Canal
5. Sydney Opera House
6. Taj Mahal
7. Mount Rushmore
8. Trans-Siberian Railroad
9. Machu Picchu
10. Golden Gate Bridge

Travel expert Howard Hillman has compiled Top 10 lists of the Man-Made Travel Wonders of the World, Natural Travel Wonders of the World, European Travel Wonders, North American Travel Wonders, South America Travel Wonders, Asia Travel Wonders,
and African Travel Wonders.

Global Scavenger Hunt assembled the next two lists.
Top Ten Missing Wonders of the World:
Angkor Wat, Cambodia
Chichen Itza, Mexico
Bagan Plains, Myanmar
Borobudur, Java, Indonesia
Forbidden City, Beijing, China
Machu Picchu, Peru
Petra, Jordan
Portala, Lhasa, Tibet
Terra Cotta Army, Xi'an, China
Tikal, Guatemala

Top Ten UnNatural Wonders Of The World:
American Dream Park: Guangzhou, China
Euro-Disney: France
Jaya Ancol Dreamland: Jakarta, Indonesia
Las Vegas: Nevada, USA
Lotte World: Seoul, South Korea
Mall of Americas: Minnesota, USA
Pattaya: Thailand
Pleasure Beach: Blackpool, England
Saddamland: Baghdad, Iraq
Tijuana: Mexico
Tokyo Disneyland: Japan
West Edmonton Mall: Edmonton, Alberta, Canada
Window of the World: Shenzhen, China

Greece Athena Middle School has a classroom project where the student groups pick Ten Wonders of the World. The project can be accessed at the weblink, but there are no lists.