The self-taught artist Abraham Lincoln Walker worked in his basement on phantasmagorical paintings, discovered by the art world more than 30 years after his death.

In "Only for the Wicked", Nathalie Djurberg and Hans Berg immerse viewers in a grotesque world of sin and foolery.

For years, the Jensens have been puzzled by a huge nature mural in their home near the Minnesota State Fairgrounds.