Tree Rings - A measure of time

---

Size: 3872px × 2592px
Location: San Francisco CA Calif California US USA United States North America
Photo credit: © Alice Musbach / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: annual, beauty, brown, circular, close-, color, colour, concentric, crack, cross-section, cut, demonstrate, early, frame, full, grow, growth, horizontal, illustrate, knot, landscape, late, layers, lumber, measure, measurement, nature, patterns, photograph, ring, rings, section, shape, states, stump, timber, time, tree, united, usa, variation, wood, year, years