Several luxury hotels across the world collaborated with luxury brands — from Dolce & Gabbana to Jenny Packham — and artists to elevate their festive tree displays.Riggs Washington, DC/Hotel de Russie/The Charles HotelHotels around the world collaborate with luxury brands for their Christmas decorations.Some trees, like the one at Mandarin Oriental Jumeira in Dubai, have been designed by jewelers.Other hotels have tapped artists like Conrad Shawcross and fashion brands like Jenny Packham.It has been a tough quarter for luxury labels like LVMH and Kering as key consumer markets like China pull back amid a globally unsteady economic environment.But there's still plenty of reason for cheer ahead of the festive season.The once fashion-exclusive brands are diversifying their offerings, from cafés and pop-ups to partnerships with historic hotels around the holiday season.As the luxury travel sector bounces back from its COVID-19 era downfall — think the rise in high-end train travel — it's yet another space where brands can make their mark.While festive collaborations aren't anything new, a struggling luxury fashion market makes it even more important for brands to capitalize on the moment.