Bangkok Encounter

1999

City Walks

Washington, D.C.: 50 Adventures on Foot

2006

City Walks

Boston: 50 Adventures on Foot

2006

Discover Thailand

2014

Ko Samui Encounter

2008

New York State

2004

Southeast Asia

1997

Thailand's Islands & Beaches

2006

The Asia Book

A Journey Through Every Country in the Continent

2007