This neon blue river gets its color from a unique mix of bacteria and volcano minerals.

This saucy statue once caused outrage among locals.

This statue of the great Argentinian car driver is located near a famous curve of the Monaco Grand Prix.

The often-overlooked ruins of one of the first buildings designed by famous landscape architect Frederick Olmsted.

Ralph Waldo Emerson spent two years living here decades before it became a Frederick Law Olmsted-designed park.

Historic home of a Black veteran of the American Revolution and one of the earliest civil rights activists in the United States.

A gift to the children of Boston, this bronze bear represents playfulness, a spirit of love, and the warmth of big hugs.

American revolutionaries and British soldiers alike are buried here in the fourth-ever cemetery in Boston.

A dedication plaque on this Boston tunnel is a microcosm of a massive, controversy-laden construction project.

A luxury hotel constructed out of a former jail.

The bears may be gone, but their old cages can still be found.

One of the now-less-hidden floral gems of the "Emerald Necklace."

A beautiful Victorian-era cemetery, complete with a miniature village.

A vertically floating hemlock controls the waves and weather at Crater Lake.

A Viking-style brewpub named for a Norse sea giant, in the heart of fjord country.

San Diego's most historic and haunted home.

One of the largest trees of its kind in California.

Built for an exposition in 1915, these horticultural displays have stood the test of time.

The world's largest outdoor organ is played weekly by one of just two civic organists in the U.S.

Common all over Japan, kōbans are small community police boxes, and now one is guarding one of L.A.’s megamalls.

The first privately-owned space capsule to orbit and land carried a secret payload: a wheel of Le Brouère.

A Looff creation in Santa Monica best described as “a California-Byzantine-Moorish-style fantasy.”

A common entry point to the Griffith Observatory trail holds its own wonders.

A giant donut stands as a popular symbol of Los Angeles iconography.