Lowry Pueblo...

in the Canyon of the Ancients National Monument in Colorado was the goal of an early morning walkabout, and the ruins are approximately 1,000 years old (click images to enlarge):

The Great Kiva, at 47 ft in diameter it ranks as one of the largest in the region, has been  reconstructed sans wooden roof:

The geometric theme of Puebloan stonework has always seemed artful to me:

I had been visiting good friends in Dolores, Colorado, and Geogal recommended this short detour on my return to Castle Valley, and I'm glad she did.

Here's more information if you wish to visit this rich archeological region.