It is in this archaeological layer that excavations have found dog burials.

Any archaeological layer deposited in an unconsolidated form will tend towards a horizontal disposition.

Thanks to the quick, airtight covering of the archaeological layers by mud, the organic materials are exceptionally well preserved.

The archaeological layers were dated to 3374 BC using dendrochronology.

It is also possible for archaeological layers to be reworked on purpose or by accident (by humans, natural forces or animals).

"Framing Union Square" exposes the archaeological layers of the subway system's perpetual renovations.

The archaeological layers were generally characterized with considerable thickness (0.50 to 3.50 m) and by the sparsity of art materials.

According to recent archaeological layers of ash found and submitted for consideration are carbon-14 dating back over three thousand years.

The villa, too, is a palimpsest, with its archaeological layers of past and present.

Paleolithic archaeological layers at Kostyonki reveal human histories around 40,000 years ago.