Locals Spot Chimney Built Into Cliff, Then They Find Out What’s Underneath

An awful smell

Both hikers pressed their hands against the tunnel wall as they walked, feeling for stability. But suddenly, Sam wrinkled his nose and examined his palm.

A sticky substance coated his skin, and it smelled terrible. “It reeks like rotten eggs,” he said. Clara nodded knowingly. “I think that’s sulfur. There must have been blasting done here.”