This museum is dedicated to the cultural history of tobacco and salt, once monopolized in Japan.

A few hidden stones are said to bring fortune and love.

This ordinary set of steps is a must-see destination for fans of a certain romantic anime.

Handsomely crafted representations of our round planet.

The house that birthed The Old Man and The Sea is now a museum devoted to the old man who wrote it.

The unexpectedly beloved remnants of a controversial thermal power plant.

Occupied for six centuries by Franciscan Order nuns, this monastery is an amazing ode to Catalán Gothic architecture.

Stalactites and stalagmites in a beautifully lit cave.

Pop culture has helped to keep this iconic British building from being destroyed.

Shakespeare, David Bowie, Dr. Who, the Saxons, Druids and Romans are all claimed to have all made their mark on these massive man made tunnels.

England's oldest surviving hedge maze has been confusing visitors for over 300 years.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

A hands-off space for graffiti artists to hone and display their skills.

An abandoned tank sits in an empty London lot as a symbolic middle finger to local city planners.

A historic London cemetery now serves as a nature park incorporating gravestones & memorial statues.

The somber sculptures commemorating Irish Famine on the river Liffey in Dublin.

Dublin's "Dead Zoo" serves as a window to Victorian museum design.

The modern birthplace of Irish freedom.

A particularly disconcerting tribute to Irish martyrs.

One of Ireland's most infamous prisons for rebels including men, women and children.

A monolithic monument in Greater London.

This elaborate Byzantine-style building was designed for a not-so-pretty purpose.

Remnants of a Victorian garden feature sitting in public woodland.

Catacombs turned marketplace.