Artificial underground passage.
The first hint to crack the puzzle «Artificial underground passage.» is:
It is a word which contains 6 letters
The second hint to crack the puzzle «Artificial underground passage.» is:
It starts with letter T
T
The third hint to crack the puzzle «Artificial underground passage.» is:
It ends with letter L
T
l
Looking for extra hints for the puzzle «Artificial underground passage.»:
Click on any empty tile to reveal a letter
T
l
The answer for the puzzle «Artificial underground passage.» is:
T
u
n
n
e
l