I’ll admit it — more than one person looked at me sideways when I said I was travelling to Las Vegas solo. Even a pair of friendly showgirls on the Strip told me I was “brave” before pulling me in for a free photo and a chat about my solo travels. But honestly? I felt more free than ever. There’s nowhere in the world quite like Las Vegas. The neon buzz. The sheer excess. The heat of the May air as I strolled from one over-the-top casino to the next. I spent two days soaking it all in — from Bellagio’s dancing fountains to the rooftop thrill of the Stratosphere,…