Wearing a Vera Wang wedding gown is a dream for many brides,mermaid chiffon one shoulder wedding dress but how exactly does Vera come up with those dreamy designs?

On Tuesday, the bridal gown designer sat down with Vogue and revealed insights into her design process.

Wang says that she gets inspiration from everything from ready-to-wear to underwear, but it ultimately depends on what she's feeling.drop waist wedding dress Her black wedding dress collection "started because we based the collection on underwear," she told the magazine.

But Wang also takes the wedding venue and theme -- even the number of people attending -- into consideration when designing a custom dress.

"Is it 1,000 people, like an Asian wedding, or are there 30 at a restaurant downtown in New York, you know? So, that all relates into it as well. I like to constantly push myself further but it's also about the realities of a weddig," she told Vogue.

Vera Wang wedding gowns are popular among celebrities, but she also has a line for David's Bridal for brides with a less-than-celebrity-caliber budget. Click through the slideshow below to get some inspiration from these 15 spring 2013 wedding dresses -- including one red-hot Vera Wang dress.

In keeping with the truism that one woman's discarded bone-white Vera Wang organza ball gown is another's score of the century,ball gown wedding dress Brides Against Breast Cancer connects budget brides with gently used dream dresses. The group's touring bridal sale rolls into the Dupont Circle Hotel beginning Friday,Christmas Costume and you might find your dress and help the cause at the same time: Proceeds from the sales and tickets go towards the organization's mission to offer resources and outreach to women suffering from breast cancer.

We got a great look at Robin's wedding dress on the season 8 premiere of How I Met Your Mother last night.

The wedding dress is “Addie” by Monique Lhuillier.
What do you think of Cobie Smulders in this dress? It doen'st flatter her body as much as a wedding dress should. Especially by such a designer name! She seems very sharp and boxy while her breasts seem to have disappeared. I do like the addition of the belt, at least…

There was also Victoria (Ashley Williams) in a wedding dress… Her dress is Style WG3327 from David's Bridal.

Which dress would YOU wear for your wedding? I don't love either to bits, but I'd go with Victoria's. Yes, I'm a girly girl. (I didn't love her earrings, though. They looked like cheap silver plated ones you'd buy in Target to wear with a boho jacket.)