Legend has it the commander of the defenders drew a fateful line in the dirt with his sword just before the final battle.

Two small markers remember the Alamo's feline protectors.

Three hundred years of preserved Spanish colonial history in San Antonio.

Disney World's very first waterpark is now an abandoned ruin being reclaimed by the swamp.

Disney's abandoned animal island is now an overgrown ruin that was almost the coolest attraction ever.

Where monkeys run wild and the humans are caged.

A replica of the flagpole that gave a frontier town its name.

This iconic 1958 tower welcomes air travelers to Tucson with neon-lit letters and architectural style.

The remnants of a creative early method of wildfire prevention.

A monument to the one-armed geologist who led the first documented expeditions through the Grand Canyon.

Stairs often replace streets on the steep slopes of this old mining town.

A geological mystery on Camelback Mountain.

A living snapshot of a different time in America is preserved and maintained by a community of volunteers.

The highest point in Arizona is an oddly snow-topped peak within the otherwise arid state.

A wild west cemetery in Tombstone, Arizona, provides a window into the Old West.

An old saloon in the West filled with history, and according to some, a few dozen ghosts.

Collection of vintage trailers double as hotel rooms.

Some of the tallest ancient American ruins continue to inspire awe and curiosity.

The world's largest rose bush has literally outgrown the pioneer museum it was planted behind.

A spiritual vortex among the red rocks in Sedona.

An homage to everyone's favorite prehistoric cartoon family.

A reproduction of earth's many biomes.

Spanning an elevation of 160 feet and containing 388 steps, this is Seattle's longest staircase.

A walk through the historic city center, under the streets of Seattle.