This bell is one of the last remnants of the lost city of Triadelphia.

The haunting "Hell House Altar" is one of the few remnants of an abandoned college that has been a magnet for local legends.

Once part of a dam servicing an early 19th century grist mill, the tucked-way falls are a tricky-to-find urban oasis.

A faded sign from the 1920s remembers Baltimore's resistance toward banning alcohol.

A blank headstone topped with a pile of pennies marks the final resting place of the infamous assassin.

A museum dedicated to exhibiting remarkable outsider art.

The childhood home of the Sultan of Swat is just a line drive away from Oriole Park at Camden Yards.