What is armagnac and where can you buy it?

In Paris and looking to bring a bottle or two home (Cognac or Armagnac). What are you buying here that looks awesome and a bit harder to get in the US?

Armagnac is back: the spirit on collectors' lips right now

Shop Rich & Satisfying Flavors of Armagnac Brandy Online - Blackwell's Wines & Spirits

BUY] le Marque Extra Armagnac at

It is warming and complex with dried fruit on the nose and notes of cacao, maple syrup, and vanilla.

Bas Armagnac, Domaine de Pouteou NV (Armagnac, France)

Armagnac - Wikipedia

Cerbois BAS Armagnac VSOP 750ml

Tariquet VSOP in Carafe - Armagnac

Cognac / Armangac / Bas Armagnac