Caution sign on the Lady Bird Johnson Trail in Redwood National Park, UNESCO World Heritage Site, California, United States of America, North America

Giant redwoods on the Lady Bird Johnson Trail in Redwood National Park, UNESCO World Heritage Site, California, United States of America, North America

Giant redwoods on the Lady Bird Johnson Trail in Redwood National Park, UNESCO World Heritage Site, California, United States of America, North America

Giant redwoods on the Lady Bird Johnson Trail in Redwood National Park, California, United States of America, North America

Giant redwoods on the Lady Bird Johnson Trail in Redwood National Park, UNESCO World Heritage Site, California, United States of America, North America

Visitor taking photo of redwood tree with cell phone in Lady Bird Johnson Grove, Redwoods National and State Parks, California.

Redwood trees and fog in Lady Bird Johnson Grove, Redwoods National and State Parks, California.

Trail through Lady Bird Johnson Grove, Redwoods State and National Parks, Calfornia.

Redwood trees and fog in Lady Bird Johnson Grove, Redwoods National and State Parks, California.