Complex sentence: Its varied history includes the Mulhollen Station, through which mail traveled in the Butterfield Stage Line in 1858; and the restored Martin Hotel which, established in 1853, was visited by P. T. Barnum and Jesse James.
Split into simpler sentences: Its varied history includes the Mulhollen Station, through which mail traveled with the Butterfield Stage Line in 1858. Established in 1853, the Martin Hotel was visited by P. T. Barnum and Jesse James.