excavations
n. plural-onlyn. the act of digging in the ground to find old things like bones or buildings. It can also mean the place where people are doing this work.
n. the systematic digging and removal of earth to expose archaeological remains or geological strata. Often used in the plural to refer to the site or the ongoing project itself.
The excavations revealed an ancient Roman wall.
Recent excavations at the edge of the city have uncovered a series of burial chambers dating back to the Bronze Age.
Archaeologists halted the excavations temporarily to document the fragile pottery fragments before they were exposed to the damaging effects of the humid air.
While the singular form refers to the act of digging, the plural form is standard when referring to a specific archaeological site or a series of digs.