The most common and most likely answer to this crossword clue is the 7 plus 6 letter word PAINTED DESERT
P
A
I
N
T
E
D
D
E
S
E
R
T
More clues leading to the result PAINTED DESERT
Buddy explains!
The straight part
We know that "American attraction" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case american attraction = painted desert.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.