Sleep amongst the trees at this stylish hotel bringing nature to the city, where the champagne flows and the eco-lodge ...

Pete Nelson has unveiled his biggest treehouse to date, called Cypress Mansion in Texas Hill Country, which has five decks.

In his 1994 publication, The Art and Craft of Living out on a Limb, Peter Nelson, an expert tree house builder and author of several books on the subject says: "Tree houses lift the spirits.