2 echoes
3 echoes
2 echoes
6 echoes
2 echoes
10 echoes
2 echoes
10 echoes
1 echo
4 echoes
20 echoes
4 echoes
12 echoes
97 echoes
31 echoes
7 echoes
1 echo
2 echoes
2 echoes
7 echoes
1 echo
1 echo
1 echo
5 echoes
There is 1 echo in the Twilight Zone.

It is located in Peru but the exact area is unknown.