Breathtakingly blue walls shimmer inside the "Glacier Behind the Town."

Every summer, the Mendenhall River greenbelt comes alive with an explosion of magenta flowers.

A grand Gothic Revival basilica with stained glass depictions of Montreal's religious history has only one soul resting in its crypt.

Its columns were all carved from the same white oak tree.

Orcas on display and in the water.

An extraordinary mixture of natural beauty and man-made phenomena.

1920's mining camp and environmental education center is serving to protect the surrounding forest, one of the last of its kind in the Pacific Northwest.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

This natural marble cave is one of only five national monuments in Oregon.

A chance to sleep among the firs and pines of the Oregon forest.

San Diego's most historic and haunted home.

Stripes of flowers bloom each spring in a 50 acre rainbow of color.

Thousands of migrating monarchs overwinter clustered amongst the eucalyptus trees.

Every year, over 25,000 monarchs overwinter in Pacific Grove.

This quirky roadside attraction dives into the many theories surrounding North America's most infamous hairy cryptid.

Nursery with extensive collection of flesh-eating plants operated by the author of "The Savage Garden."

This massive redwood tree has a hole in the base big enough to drive through.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

Each winter this underground cave forms a dazzling ice palace.

The flow from this waterfall sometimes comes out of springs below its rim.

This naturally heated mountainous creek has created a group of neon blue pools of potentially deadly boiling water.

At the base of the Spring Mountains, a unique nursery packed with desert plants.

An eatery for UFO seekers on the Extraterrestrial Highway.

This sign designates the road that leads to the infamous Area 51.