Hoot and Hoover Dam Tour. Enjoy an educational and entertaining trip to Hoover Dam on this 6.5-hour sightseeing adventure from Las Vegas. Led by an informative comedian guide, visit the Boulder City-Hoover Dam Museum, take the Powerplant tour and head to the top of the dam for a walking tour. Learn about the history of Hoover Dam, with an abundance of staggering facts. On the return trip to Las Vegas, make a short but sweet visit to the Ethel M Chocolate Factory in Henderson, Nevada. Lunch and a hotel pickup and drop-off are included. Book Special Offer! Hoot and Hoover Dam Tour From $99.99.