If you are camping near Fall , KOA a national chain has a very nice camping ground which has nice amenities.
Unforgettable Niagara Falls is 7 miles away; tour packages (you WILL get wet!) available here and pick up at the office several times a day (during season). Fantasy Island amusement/water park (tickets sold here) is a short train-ride away from the site. Grand Island hosts two State Parks, bike paths, fishing in the Niagara River or two of the five Great Lakes, or try your luck at several nearby casinos.
The City of Good Neighbors – Buffalo – is a short drive away and boasts interesting attractions: Albright Knox Art Gallery; Olmsted’s Delaware Park; Frank Lloyd Wright’s Darwin Martin House. ride or stroll the bike paths along Niagara River or Great Lakes Seaway Trail. Explore Silo City and the Naval & Military Park on Buffalo’s waterfront. Eat chicken wings at the place where it began – the Anchor Bar. Visit Father Baker Museum at Our Lady of Victory Basilica. Sports? Buffalo’s got them; lacrosse, football, baseball, and hockey. Back at the KOA, fish at the two catch/release ponds; rent canoes, paddle boats and banana-bikes; enjoy the game room, basketball, playgrounds, pet playground and two pools (one heated with waterslides). Games and planned activities take place in season.
In Niagara you can take RV and park in Niagara fall state park for free.