An astounding collection of medical specimens, including bits of President Lincoln.

An abandoned facility that has become a place of ritualistic satanic worship, or so rumor has it.

This fully intact Neoclassical-Greek Revival style firehouse operated until 1938.

The southernmost outpost of the Russian Empire in colonial America.

California's own majestic geyser is powered by a subterranean volcano.

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

A raised boardwalk winds through a thicket of stunted, century-old trees no more than nine feet tall.

A trash dump made beautiful by nature's power.

This whimsical seashell-shaped place of worship was designed to blend into its surroundings.

A simple statue outside a California Amtrak station honors the overlooked contributions of the "silent spikes."

This nonsensical smiling boat shuttles passengers between two places they could've easily walked between.

People come from across the globe to swim in this lake believed to have healing properties.

The decorations were inspired by an unlikely missing treasure.

An exercise in patience and imagination, where Mother Earth turned common stuff into precious hidden treasures.

Allowing humans and fish alike to migrate from freshwater to saltwater and back again.

The illuminated falls are a gem in North Cascades National Park.

This former coal gasification plant found a curious second life as a popular public park.

A giant Troll lurks under one of Seattle's oldest bridges.

Bridges, terraces, and replicas of historic structures all built of rock and petrified wood by one man.

This dormant volcanic crater has been converted from a roiling pit of magma to a pleasant hiking spot.

Once the product of an inexplicable gold strike, this ghost town is now home to one man and his love of classic machines.

This Arizona observatory is famous for investigations into Martian life, and as the place humans first spotted Pluto.

The story of Two Guns, Arizona could easily be described as a Shakespearian tragedy on Route 66.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."