There are multiple artists with the name Mountain.
These are photos from concerts where Mountain played, so they may be of other bands that played the concert as well.
Mountain / Black Sabbath / Humble Pie Apr 2, 1971 Philadelphia, Pennsylvania, United States Uploaded by Zimtrim
Mountain / Black Sabbath Mar 31, 1971 Syracuse, New York, United States Uploaded by Zimtrim
Mountain / Black Sabbath Mar 29, 1971 Houston, Texas, United States Uploaded by Zimtrim
Black Sabbath / Mountain Mar 25, 1971 Wichita, Kansas, United States Uploaded by Zimtrim