Maybe you've seen pictures of glowing blue lava flows and dismissed them as Photoshop trickery. Healthy skepticism is good, but there really is a volcano in Indonesia where a unique fluke of chemistry creates an eerie blue glow.

The west coast of the United States is home to over 50 million Americans. From San Diego and Los Angeles in the south, up to the San Francisco and Sacramento metro areas in central California, and then Portland and Seattle in the north,...

Pacific Coast of the United States:"We will begin our tour discovering the charms that it has to show the Pacific Coast of the United States with its beaches, which are ideal for surfing and also for the diversity of national parks that...

Oregon, USA:"We will continue to our next destination to visit some of the best national parks located in the northwest Pacific Ocean in the State of Oregon, in the United States of America. The Crater Lake National Park, a perfect place...

Azores Islands, Portugal:"Finally, we will know the Azores Islands flying in paragliding. So spectacular are the places that the Azores offer for the paragliding flight that the site of 'Sete Cidades,' on the island of San Miguel, was...

Journey to the heart of Java, Indonesia, where the deceptive beauty of Kawah Ijen Volcano hides its dangerous secrets. Explore the acidic crater lake and witness the mesmerizing blue flames that light up the night sky, fueled by...

Journey to the heart of Java, Indonesia, where the deceptive beauty of Kawah Ijen Volcano hides its dangerous secrets. Explore the acidic crater lake and witness the mesmerizing blue flames that light up the night sky, fueled by...

Journey to the heart of Java, Indonesia, where the deceptive beauty of Kawah Ijen Volcano hides its dangerous secrets. Explore the acidic crater lake and witness the mesmerizing blue flames that light up the night sky, fueled by...

This live-action video program is about the word crater. The program is designed to reinforce and support a student's comprehension and retention of the word crater through use of video footage, photographs, diagrams and colorful,...

This program explores the geography, history, and some important cultural features of the Pacific Region of the United States. The individual states of California, Oregon, Washington, Alaska and Hawaii are presented in detail.

This program explores the geography, history, and some important cultural features of the Pacific Region of the United States. The individual states of California, Oregon, Washington, Alaska and Hawaii are presented in detail.

This video discusses the formation of Crater Lake, located in the Cascade Mountain Range, as a result of a volcanic eruption thousands of years ago. It also explains the geological processes behind volcanic activity and earthquakes in...

This program explores the geography, history, and some important cultural features of the Pacific Region of the United States. The individual states of California, Oregon, Washington, Alaska and Hawaii are presented in detail.

This program explores the geography, history, and some important cultural features of the Pacific Region of the United States. The individual states of California, Oregon, Washington, Alaska and Hawaii are presented in detail.

This program explores the geography, history, and some important cultural features of the Pacific Region of the United States. The individual states of California, Oregon, Washington, Alaska and Hawaii are presented in detail.

Upon viewing the Exploring Freshwater Biomes video series, students will be able to do the following: List some of the ways fresh water is used in daily life. Understand how and why fresh water is so important to the lives of humans and...

This program explores the geography, history, and some important cultural features of the Pacific Region of the United States. The individual states of California, Oregon, Washington, Alaska and Hawaii are presented in detail.