I've done both. The easiest is the prefab and they're pretty durable too. However if you want to get creative your imagination is the limit if you use a liner----they're pricey though.
The pre-fabs have nice sturdy shelves if you're going to put a pump in.
I've been real lazy so far as posting any pictures yet but I'll get some posted soon of my ponds and pets too.
BTW,it's been my experience that within a week you'll attract a pond frog that'll adopt your pond as it's new home.
German Tour Guide: You vill find more on Germany's contributions to ze arts in ze pamphlets ve have provided.
Brian Griffin: Yeah, about your pamphlet... uh, I'm not seeing anything about German history between 1939 and 1945. There's just a big gap.