Quiz: Which historical event in the 1960s significantly boosted to August 31, 2025 by Finn Harper Which historical event in the 1960s significantly boosted tourism in the Lake Tahoe area? Discover more about Lake Tahoe Tours at our home page. A) The opening of the Heavenly Ski Resort in 1961 B) The establishment of the Lake Tahoe Basin Management Unit in 1964 C) The hosting of the Winter Olympics in 1960 in Squaw Valley D) The construction of Interstate 80 in 1966 Submit Answer