Denver Museum of Nature & Science to Host Stonehenge Exhibition Featuring 400 Original Artifacts and Breakthrough Science Exhibition opens March 12 Share this article Share this article DENVER, March 1, 2021 /PRNewswire/ -- "Stonehenge" the exhibition will open at the Denver Museum of Nature & Science on Friday, March 12, featuring 400 artifacts and the breakthrough science behind some of the latest discoveries about this prehistoric monument. Stonehenge the exhibition opens at the Denver Museum of Nature & Science Friday, March 12. Designated as a World Heritage Site and described as inspiring, magical and sacred, Stonehenge in Wiltshire, England, is one of the most famous landmarks in the United Kingdom. The monument once consisted of rings and horseshoes of standing stones, some topped by horizontal "lintels." The largest stones are around 23 feet high, nine feet wide and weigh over 50,000 pounds. Scientific analysis has revealed that some of the stones were transported an incredible distance from the Preseli Mountains in Wales, over 150 miles away, with no modern means of transportation.