Give us feedback

Choose your city

Not in D.C.? Change city

PAID · FAMILY

SplashDown Waterpark

Northern Virginia's largest waterpark: 13 acres with Pipeline Tower slides, Cannonball and Tropical Twister slides, 770-foot lazy river and children's play area; open Memorial Day to Labor Day season.

COST

Paid Paid (General admission about $13-$20; season passes available)

📍 Ben Lomond Regional Park

🕑 open Memorial Day to Labor Day season.

Official source ↗ · Last checked 2026-11-07

HOW WE VERIFIED

We opened the official page on 2026-11-07, confirmed the name matched, and kept the listing only when the page was live. Hours and prices change — always confirm on the official source before you go. How we verify

← Explore D.C. · Plan an outing