Question: How many years old is the stone circle near Penrith in Cumbria?
Sentence (from "Melmerby, Cumbria"): The River Eden is bridged about 4 mi away at Langwathby, and Long Meg and Her Daughters, the 3,500-year-old stone circle—the second largest in the country—is nearby at Little Salkeld.
Relevant evidence: Yes