A layered tribute to the work of mosaicist Isaiah Zagar.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

A crumbling hospital from the 1850s on Roosevelt Island.

The internal railway of one of the biggest steel plants in America has been transformed into a linear park with unique industrial views.

A museum devoted to bringing to light forgotten or neglected histories through exhibitions, education and public programming.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.