This memorial honors those who served on Gallops Island Radio Training Station during the second World War.

The infamous Boston Mob ran rackets from an office here in the 1970s.

The location of one of the first private Catholic schools in the country, providing a valuable sanctuary during the tumultuous period when Protestant and Catholic students were at odds.

"Mock all and sundry things, but leave the saints alone."

This "life-size" depiction of Mickey Mouse as a half-lobster is both whimsical and a bit creepy, standing guard over the Boston waterfront.

This imposing Masonic temple a mile from the White House was the first public library in Washington, D.C.

An underappreciated sculpture garden just a few blocks from the capitol building.

The largest historic preservation organization in the United States.

Tombstones carved to look like tree trunks are used for multiple generations of family members.

Purdue students would lean over this iron fence to skirt campus rules against smoking and courting.

Walk in the footsteps of the famed astronaut at Purdue University.

This colorful monument commemorates a little-known story from the life of Abraham Lincoln.

A remote sandstone plateau named for a legendary cattle rustler.

Amid the marketing blitz of modern Times Square is an elegant holdover from its showbiz glory days.

Visit the site of a subway powered by nothing more than air--and lots of it.

This beautiful building in the heart of Manhattan's Financial District was empty for decades.

Although he donated over 3,000 acres to Los Angles, Griffith's life was marred by controversy.

This nondescript tunnel has been featured in a number of iconic movies, from “Roger Rabbit” to “Back to the Future.”

The White House Situation Room was taken apart in 2006 and shipped to the Ronald Reagan Presidential Library.

A treasure hunter's tiny bar, harboring celebrities since 1959.

The oldest home in Huntington Beach, the farmhouse is a monument to the region's pioneer past.

This little blue house pokes out over the campus of UC San Diego, seven stories high.

A mosaic map made of over 100,000 tiles depicts the geological features and sea creatures that live along this San Diego beachside community.

In September 1974, a small group of athletes completed the first modern triathlon event in San Diego's Mission Bay.