A new study mapped ancient quarries in Jerusalem, offering rare insight into historic stonework hidden beneath the modern ...

The Quarry Trail (Q1, Q2) takes visitors through the bottom of the abandoned quarry. The rock walls surrounding the quarry bottom are composed of limestone. Limestone consists mainly of calcium ...

At first glance, Wyoming's Kane Cave exhibits few characteristics of the world's most picturesque caves — it lacks mineral deposits, including stalactites and stalagmites, which decorate most cave ...

The notoriously large carbon footprint of cement production is a prime target for researchers looking to chip away at the problem of climate change, and we've seen how this could involve all kinds of ...

Situated on the high Burren limestone plateau in County Clare, Poulnabrone Dolmen is one of Ireland’s most iconic ...