If you can delay the trip a week, Kings Dominion (they open on the 30th). Intimidator (enough said), Twisted Timbers (enough said), Avalanche (only remaining of its kind in the US), Dominator (regarded by some -not me - to be the best B&M floorless) and a bunch of other great coasters and flats.
Total Coasters: 152
Top 10 Steel: Maverick, Intimidator 305, Skyrush, Fury 325, Banshee, Millennium Force, Raptor, Superman: The Ride (SFNE), Top Thrill Dragster, Big Bad Wolf
Top 10 Wood: The Beast, El Toro, Phoenix (Knoebels), Boulder Dash, Thunderbolt (KW), Mystic Timbers, Twister (Knoebels), Hercules, Shivering Timbers, Jack Rabbit (KW)
Top 5 Hybrid: Steel Vengeance, Twisted Timbers, Goliath (SFGAm), Wicked Cyclone, Great White