Avalon Travel Publishing has a call out for submissions, and there's a ton of opportunity if you're interested in writing a guidebook.
Proposal Guidelines with links to series submission guidelines.
So, who wants to write….
a Moon Handbook to Brazil, The California Wine Country, New Jersey, or Las Vegas. Read on for more options…
a Foghorn Outdoors book to Oregon Fishing, Take a Hike New York City, or Mid Atlantic Camping. Read on for more options…
a Moon Metro book to San Francisco, Las Vegas, Prague, Tokyo, or Washington D.C.. Read on for more options…
There’s many more titles and series guidelines, so take a look and see what fits you experience/location best.