First, workers on the site unearthed an empty heating oil tank with some contaminated soil around it.

During building work on the Catholic church in 1954, workers unearthed a great many Roman-era potsherds.

But in the process, workers are unearthing significant and surprising archeological remains.

In 1976, workers digging a foundation for a house at Verdun unearthed more than four tons of artillery shells buried and forgotten.

Here, workers unearthed a mass grave of 6000 Irish immigrants who had died in an earlier typhus epidemic.

When the 3LD Art & Technology Center was under construction last year, workers unearthed a silent black-and-white film from beneath a concrete slab.

At Mission San Juan Capistrano, the workers unearthed a 7-foot skeleton in the baptistry.

Elsewhere in Manjil, a woman held her dead daughter in her arms as workers unearthed the body of another daughter.

In 1887, a Chinese worker unearthed a gold nugget weighing about 4 troy pounds and valued at $900.

During construction of the high school, workers digging a trench behind the bleachers unearthed seven coffins along with personal items such as cuff links and jewelry.