excavation

"The excavation of the backyard revealed a buried treasure chest. "

"The excavation in the garden was too deep; the children could see the roots of the old oak tree. "

"The archaeological excavation revealed ancient pottery buried beneath the surface of the field. "

"The pile of dirt near the construction site was the excavation from the new basement. "

"The excavation team discovered a well-preserved ancient tomb during their archaeological research. "

"The archaeology students spent the summer at the excavation site, carefully unearthing ancient pottery shards. "