![image](https://comicvine.gamespot.com/a/uploads/square_tiny/8/84205/3901211-image.jpg)
Challenger Mountain
Challenger Mountain is a hollowed out mountain that is the secret headquarters of the Challenges of the Unknown. Located in the Colorado Rockies.
Name:
Challenger Mountain
Aliases:
Start year:
1976
First issue:
![cover](https://comicvine.gamespot.com/a/uploads/original/8/84205/3901211-image.jpg)
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