Complex sentence: In March of 1932 the Mountain was the scene of the notorious kidnapping and murder of the Lindbergh baby: the Lindberghs had chosen the Mountain for their new home precisely because of its isolation and inaccessibility.
Split into simpler sentences: In March of 1932, the Mountain was the scene of the notorious kidnapping and murder of the Lindbergh baby. The Lindberghs had chosen the Mountain for their new home precisely because of its isolation and inaccessibility.