Complex sentence: The park offers a variety of annual events, one of the most popular of which is the Starlight Spectacular; a recreational bike ride held every summer to benefit the Trails and Open Space Coalition of Colorado Springs.
Split into simpler sentences: The park offers a variety of annual events, one of the most popular of which is the Starlight Spectacular. It is a recreational bike ride held every summer to benefit the Trails and Open Space Coalition of Colorado Springs.