
A setting sun on bluestone, a type of sandstone that is a bit harder than sandstone, and will form the cap rock at the top of waterfalls, and spread all over the Nottheast as sidewalks that easily last for more that 120 years.
A setting sun on bluestone, a type of sandstone that is a bit harder than sandstone, and will form the cap rock at the top of waterfalls, and spread all over the Nottheast as sidewalks that easily last for more that 120 years.