A desiccated merman and a walrus penis bone are among the oddities in this eclectic collection of shipwreck treasures.

The lowest point in North America is home to an undrinkable pool surrounded by fields of geometric salt flats.

An extraordinarily ornate museum in San Diego holds wondrous anthropological treasures.

Once thought to be the oldest living tree in the world, Methuselah was germinated before the Egyptian pyramids were built.

Eons old volcanic activity created one of the most stunning rock formations in the United States.

Trails through lava-carved tube-caves display sparkling bacteria and a rich history.

Carved by a waterfall in a hard-to-reach rock formation, this heart-shaped rock has inspired romantics for decades.

Canyon walls shrouded in ferns.

An essential stop before plundering, BYO Cutlass.

Quite simply the largest tree in the world (by volume).

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

Each year these high desert hills are absolutely covered with poppy flowers in a surreal show of nature.

San Francisco's newly reopened hands-on science museum.

The rocks in this arid basin leave trails of movement behind them.

Towering basalt columns, a creation of fire and ice.

A favorite haunt of dinosaur loving children and hallucinogen loving hippies alike.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

This park is home to a massive bird sanctuary. And maybe buried treasure!

Sand dunes from a glacial lake are preserved in this woodland park.

Now home to hardy plants, these sand and gravel dunes once held back a massive prehistoric lake.

Hidden behind a Target are pillows of cooled lava that formed at the bottom of a deep lake in the Mesozoic Era.

A small museum packed with specimens from important fossil sites and minerals from historical pegmatite quarries.

This petite park lets visitors see and touch examples of fossilized dinosaur tracks.