weave, we've

Weave or weave means to make cloth on a loom; or by interlacing thread or yarn--
She learned to weave, and she's making an afghan for the living room.
He built a loom, and he's going to weave a rug out of plastic bags.

Weave also means to move from side to side--
He had to weave through the crowd, so it took longer than usual.
The police pulled him over when they saw his car weave.

We've or we've ( rhymes with weave ) is a contraction ( short, informal form ) of "we have", meaning the speaker and one other person ( we ), used with a verb to indicate an action completed or finished in the past ( have )--
We've spent our vacation there every year; we want to go somewhere else.
We've hardly had time to unpack, and now we're going to move again.

Now that you know that, you can say--
"He plans to weave a memory wall hanging, with a photo of each of the places we've visited."