Distinguish between manmade and natural structures from the following:
 Statue of Liberty
 Suez canal
 Niagara Falls
 Vatical City
 Valley of Death
 Himalayas
 Angorwat Temple
 Taj Mahal
 River Rhine
 The strait of Malacca
 Brooklyn bridge
Manmade:
 Brooklyn bridge
 Taj Mahal
 Vatical City
 Angorwat Temple
 Statue of Liberty
 Suez canal
 
 Natural structures:
 Niagara Falls
 Valley of Death
 The strait of Malacca
 River Rhine
 Himalayas