Complex sentence: With an increase in public visitation to Rocky Mountain Park, growth and prosperity came to the town of Banff.The hot springs at Banff were made more accessible after a tunnel was blasted in 1886.
Split into simpler sentences: With an increase in tourism to Rocky Mountain Park, growth and prosperity came to the town of Banff. The Banff hot springs were made more accessible after a tunnel was blasted in 1886.