A memorial to the murdered Jews of Kaunas.

The biblical sculpture honors those who lost their lives, homes and communities to the Chernobyl disaster.

Decorated with a staggering 1,380 ladybugs, the installation has turned what was once a grim, forgotten nickel mine into a landmark and a statement.

This Art Nouveau gate still stands at the former entrance of a 20th-century Spanish writer's colony.

This historical village takes you back to the 19th century.

A Very Low Frequency transmitter you can tune in on your PC.

The vast chamber inside this abandoned cooling tower looks like something out of a sci-fi dystopia.

The concrete skeletons of an abandoned Swedish town hide among the trees.

The suspected burial mound of legendary Viking Björn Ironside.

This runestone once destroyed by an explosion has been painstakingly reassembled to save its history.

A reproduction of a mysteriously preserved body found in the 18th-century and put on display for years before burial.

A forest of immensely tall and unusually straight oak trees planted nearly 200 years ago to build naval ships that never came to be.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

A Swedish town came up with an out-of-the-box way to eliminate the bloodthirsty insects.

A large collection of ancient runestones decorates this university courtyard.

Several cannonballs of mysterious origins decorate two buildings in Stortoget's main square.

A colossal strolling Pinocchio that was greeted with more outrage than whimsy.

This patch of land is home to Sweden's largest burial mound, allegedly belonging to a mythical king.

A Chinese meditation center in the middle of rural Sweden, partly funded by a member of ABBA.

The official meeting point for the oddly named governing assembly of ancient Sweden.

A wooden street sign is the last remnant of this 400-year-old alleyway.

Archaeologists are still unraveling the secrets of the brutal massacre that wiped out this ancient fort.

An otherworldly, fossil-rich cobble beach holds Viking graves, cairns, and other remains.

A former hen house turned curiosity cabinet displays one man's lifelong fascination with cannibalism.