dryfj.com / drycyclist.com

14/76
I crouch and walk through this little rock arch in the Castle Peaks area The cool rocks formations in the Castle Peaks area are endless; this one harbors a small natural archThumbnailsOn the other side of this Castle Peaks arch is a rock formation that looks like a tortoise, with its head extendedThe cool rocks formations in the Castle Peaks area are endless; this one harbors a small natural archThumbnailsOn the other side of this Castle Peaks arch is a rock formation that looks like a tortoise, with its head extendedThe cool rocks formations in the Castle Peaks area are endless; this one harbors a small natural archThumbnailsOn the other side of this Castle Peaks arch is a rock formation that looks like a tortoise, with its head extendedThe cool rocks formations in the Castle Peaks area are endless; this one harbors a small natural archThumbnailsOn the other side of this Castle Peaks arch is a rock formation that looks like a tortoise, with its head extendedThe cool rocks formations in the Castle Peaks area are endless; this one harbors a small natural archThumbnailsOn the other side of this Castle Peaks arch is a rock formation that looks like a tortoise, with its head extended

How long did it take for this hole in the rock to erode?