Vonada Post Rock Quarry Tour
540 E. Quail. You can watch the extraction of post rock using the feathers and wedges method at Vonada quarry north of Sylvan Grove. Admission charge. Group tours only. (8 Wonders of Kansas - Commerce).
540 E. Quail. You can watch the extraction of post rock using the feathers and wedges method at Vonada quarry north of Sylvan Grove. Admission charge. Group tours only. (8 Wonders of Kansas - Commerce).