Six Flags Hurricane Harbor

Hurricane Harbor at Six Flags America gives you serious bang for your buck since your theme park ticket includes both the coasters and the water park. Located in Largo, Maryland (technically Mitchellville area), this combo deal makes it one of the better values in the DC metro area. The water park itself covers about 8 acres with a solid mix of slides and family attractions.

The Tornado is their signature funnel slide that'll have you screaming as your raft gets tossed around like a washing machine. Bahama Blaster offers four different slide experiences, so you can work your way up from mild to wild. The Crocodile Cal's Outback Beach area keeps younger kids busy with smaller slides and water features they can actually handle.

The lazy river here is decent length and actually relaxing, unlike some parks where it's just a crowded circle. Paradise Lagoon wave pool creates good-sized waves every few minutes. You'll want to stake out your spot early since this place fills up fast on summer weekends.

The combo ticket means you're dealing with theme park crowds, so arrive right when they open if you want to hit the big slides without waiting. Bring your own towels and water shoes since the concrete gets blazing hot. The food is typical theme park fare and prices, so consider packing a cooler for your car.

Cabanas are available but book ahead during peak season. This park works best for families with kids old enough to handle some bigger slides, though the kiddie area keeps the little ones happy. The Six Flags connection means better maintenance and operations than some standalone water parks, but also means bigger crowds and higher energy.

If you're already planning a Six Flags America visit, the water park addition is a no-brainer.