Exploring the underwater world of coral reefs is an extraordinary experience. Snorkeling or scuba diving in places like Australia, the Galápagos Islands, and Polynesia is a must for anyone's travel bucket list! Here are 21 fascinating facts about coral reefs that you might not know, from general information and the benefits of coral reef systems to the world's most impressive sites that are simply must-sees. And, for even more facts about coral reefs, be sure to check out our blog, ...
Beyond the DestinationYour World. Our Perspective.

Zegrahm Expeditions Travel Resources
Welcome to the Zegrahm Expeditions resources page! Here you will find inspiration for your next adventure and information from your last adventure, produced by our field leaders, Seattle office staff, and contributing writers. From blog posts and field reports (daily recaps of a past expeditions with images) to photo galleries and videos, explore your world from our perspective.
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- Africa (4) Apply Africa filter
- Antarctica Cruises (6) Apply Antarctica Cruises filter
- Asia Travel & Tours (3) Apply Asia Travel & Tours filter
- Central & South America (5) Apply Central & South America filter
- Europe (6) Apply Europe filter
- Far North & the Arctic (4) Apply Far North & the Arctic filter
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In 2018, Zegrahm will be visiting 52 amazing UNESCO World Heritage Sites in over 25 countries! The United Nations Educational Scientific & Cultural Organization is a specialized agency of the UN that maintains a list of important natural or historical sites, whose preservation and safe-keeping are deemed important for the world community. Below, just a few of the Sites we'll be visiting in 2018. Be sure to ...
In 2017, Zegrahm will be visiting 90 amazing UNESCO World Heritage Sites in over 30 countries! The United Nations Educational Scientific & Cultural Organization is a specialized agency of the UN that maintains a list of important natural or histroical sites, whose preservation and safe-keeping are deemed important for the world community. Below, just a few of the Sites we'll be visiting in 2017. Be sure to...
We're happy to tell you what a Zegrahm expedition is really like, but why not hear it from our guests? In this video, you'll hear explorers from the Arctic to the Antarctic - and in between! - sharing just some of the incredible highlights of a Zegrahm expedition.