| Abstrakt: |
RESOURCES Build a long curved tunnel, June 1998 Cascading trees and the rocks that support them, June 2008 Portal portfolio, Feb. 2010 Aesthetic abutments, Dec. 2013 Tunnels, Feb. 2015 Hardscape using cement products II, Feb. 2015 Do over! Turning a tunnel into a canyon, Feb. 2015 How to landscape a tunnel, Apr. 2015 REGIONAL GARDENING REPORTS Zones are USDA Hardiness Zones What are the hows and whys of your tunnels? Goose going under a real rock tunnel on the SJR&P. Mock rock tunnels Ray Turner San Jose, California, Zone 9 This tunnel portal is cast concrete. [Extracted from the article] |
