Photographers can submit digital photos to a contest.
The National Geographic Travel Photo Contest seeks entries across three categories: nature, cities and people.
Citizens of United States, Australia, Austria, Bangladesh, Brazil, Canada (excluding Quebec), Chile, China, Colombia, Costa Rica, Denmark, Germany, Greece, Hong Kong, Hungary, India, Indonesia, Ireland, Italy, Japan, Malaysia, Mexico, Netherlands, New Zealand, Norway, Peru, Poland, Romania, Russia, Singapore, Spain, Sweden, Switzerland, Taiwan and the United Kingdom are eligible.
The contest features a grand prize of US$7,500. First, second and third place winners will receive US$2,500, US$1,500 and US$750, respectively.
The deadline is May 3. There is a US$35 entry fee, but discounts are available for early entries.