Play Bally's Big Vegas Slot Machine online for free. Big Vegas slots is still seen in many casinos around the world, including Las Vegas! Big Vegas features 40 pay lines, Directional Wilds and a Free Spins Bonus Feature. Directional Wilds appear only on reels 2 and 4. If you get one of them, the arrow will spin and change all symbols in the arrow's direction to wild symbols. Three "Free Games Lounge" symbols on reels 2, 3 and 4 will start the Free Games Feature. 5 Free Games are awarded with a 3X multiplier and Locking Directional Wilds, meaning all wilds created by directional wilds lock into place for the remaining spins. During free spins, Directional Wild symbols are also added to reel 3. Good Luck in Big Vegas Slots!