The largest city in North America until 19th century Philadelphia ...

[theo]

The largest city in North America until 19th century Philadelphia was located at
 
  a. Santa Fe.
 b. Cahokia.
 c. Los Angeles.
  d. Roanoke.
 e. Cuyahoga

Question 2

What is unusual about the Nazca lines?
 
  a. They are only visible from considerable elevation.
 b. They are aligned with the summer and winter solstice.
 c. They show evidence of significant environmental manipulation.
  d. They correspond to unusually high levels of magnetic polarity.
  e. They designate way-stations along the Incan road system.

[frankwu0507]

Answer to Question 1

b

Answer to Question 2

a

[theo]

Thanks for the timely response, appreciate it

[peter]

Gracias!