There are multiple artists with this name:
These are photos from concerts where Hollow Earth played, so they may be of other bands that played the concert as well.
Zao / Hollow Earth / Wolf King Aug 6, 2019 Des Moines, Iowa, United States Uploaded by Chris Kimpson
Bled Fest 2019 May 25, 2019 Howell, Michigan, United States Uploaded by Alex Petry17
Every Time I Die / Knocked Loose / Hollow Earth Sep 27, 2017 Portland, Maine, United States Uploaded by Treyj1234
Hollow Earth / Couchfort / Slaves to the pavement / Traitor Apr 13, 2013 Marquette, Michigan, United States Uploaded by Mrinox