Plaques

This blue plaque memorializes the first person to be murdered on a railway train.

Celebrating the man behind the Mangrove, a restaurant that became a crucial hub for Black activism in London.

The only monument in Slovenia celebrating the famous writer, who stayed there for one night entirely by mistake.

Outside a historic fort stands a replica of the “tree of repentance” where criminals were publicly punished.

At a bridge over the Humber river, markers show the effects of the deadliest hurricane in Canadian history.

This mysterious sign claims an American astronomer haunts the building—but is it true?

Mysterious markers have been giving the public a lesson in dendrochronology for over a century.

This sign marks the start and end of Matt Green's nearly 10,000-mile quest to walk every block of every street in New York City.

An Asante king spent four years in exile in a house on this very spot.

One of the few remaining water-driven tool shops, originally built in 1911.

The oft-overlooked site of one of the first marine biological research facilities in the world.

A memorial to a 19th-century composer who was known for driving crowds wild.

This marker commemorates a long-lasting historical haunting and demonic possession that led to one of Denmark's worst witch trials.

The location Geoffrey Chaucer and tale-telling pilgrims set off for Canterbury in April 1386.

In 1988, jazz legend Chet Baker fell to his death from a window of this hotel facing Amsterdam Centraal.

This blue plaque commemorates the unexpected origin of one of the world's most beloved deserts.

This bronze marker acknowledges an embarrassing royal blunder.

A small collection of objects of a bygone era hide in plain view.