Brick would also look great for the walkway. Country Casual by Ginkgo Leaf Studio Wisconsin Landscape Contractors Association - 2013 Silver Award for Excellence in Residential Landscape Design and Construction.
Reuse an old tree to make a log pathway in your garden. Good use of "yard" trees and other wood that can't be milled; works much better in climates without termites. Good drainage under the log rounds will make the path last longer.