Open in summer, sleeps two, 5 days, $880 per person inc internal flights and Eric as guide, earthfoot.org Photograph: Eric Schmidt
From $225 a day for two people, costaricatreehouse.com Photograph: Free Lens Photography
Further information: treehousesofhawaii Photograph: David Greenberg
Double room at the treehouse with all meals $240 a night. Green Magic Photograph: Dave Young
Open May-October, sleeps two from £85 to £127 a night. Vist Vasteras Photograph: Mikael Genberg
Sleeps two from $45 a night. Part of a small colony of rentals on the beach, fostersroatan.com Photograph: Bryant Stock Photographic Agency
Open all year round, $300 per night for two persons. cedarcreektreehouse.com
These are edited extracts from Treehouses by Paula Henderson and Adam Mornement, published by Frances Lincoln at £19.99 Photograph: Bill Compher