The single richest source of elemental discoveries in the world.

A medieval church that contains murals from famed artist Albertus Pictor.

This Viking Age memorial contains the oldest known image of a Täby resident.

A traveling Bronze Age sacrificial stone that was used to honor elves, fairies, and other woodland spirits.

"Only the dead get off at Kymlinge."

The world's largest model of our planetary system.

A rare surviving Victorian greenhouse designed specifically to house giant water lilies.

Stockholm's last remaining paternoster elevator.

A hidden bathhouse in one of Stockholm's oldest and busiest neighborhoods is open to anyone who can find it.

A collection of trees from various corners of the world call Stockholm University home.

Finally reunited, the three effigies now stand in a museum courtyard.

Sweden's first nuclear reactor, R1, can be visited 25 meters underground.

A simple stone remembers one of the most menacing horses in the Swedish military.

An illuminated manuscript comprising the life's work of a lone monk, inexplicably decorated with a portrait of Satan himself.

An engineering wonder at Pillnitz Castle protects a precious 230-year-old flowering shrub.

A tour of underground Berlin takes you through WWII air raid shelters and tunnels used to smuggle people out of East Germany.

Started as a kitchen garden, now the second largest botanical garden in the world.

Gardens representing parts of Asia, Europe, and the Mid East are tucked away among the Soviet-style buildings in East Berlin.

One of downtown Berlin's last reminders of its Communist past.

The non-native bovine herd was brought in to help conserve these Berlin wetlands.

A controversial artwork draws attention to the dark history of Prague's "Suicide Bridge."

Walk through Czech history in Prague's largest graveyard.

This doorless 20th-century elevator doesn't stop or slow down.

This charming wooden church was disassembled and moved not once but twice before settling in this Prague garden.