Plaques

The highest point in Iowa, while not that impressive to mountain states, has earned its own monuments.

A giant granite cross remembers missionary Father Frederic Baraga, and his safe passage across an angry Lake Superior.

The highest point on the island known for buildings that touch the sky.

The site of one of the strangest disasters in history—a wave of deadly molasses traveling at 35 mph.

Noble beasts perhaps, but not the Emperor's dogs.

Post office plaque commemorates local resistance to a cult invasion.

The former hotel where Tesla invented the radio.

New York City's smallest piece of private property.

A plaque marks the site directly below the mid-air detonation of the atomic bomb over Hiroshima.

A plaque memorializes the Boston location of one of the largest nightclub fires in history.

A plaque at the lighthouse where Frederick Valentich made his last radio contact before he vanished without a trace.

The world's first experimental nutritionist is memorialized as the "Hippocrates of naval medicine."

A quiet memorial to those who died saving others in the heart of the City of London.

The site where Poe "in great distress, and ... in need of immediate assistance" likely died.

Small plaque marks the spot, but the true center is located about half a mile away on a private pig farm.

Alleyway plaque commemorating the death of a fictional character in The Maltese Falcon, not far from the author's home.