Immortalized in bronze, this frazzled student will be glued to his screen for centuries.

Former meatpacking facility turned vertical farm and sustainable business complex.

This advertisement for talcum powder was painted on the rock face and has since defied removal.

This millstone commemorates a gruesome tale that may have been the source of the city's name.

A free, canine-friendly alternative watering hole near the more famous Barton Springs.

This crumbling industrial fortress has attracted daredevils, filmmakers, and historians.

The oldest certified bowling alley in the United States is in the basement of this century-old bar.

Six tiny houses built for working class people form the largest intentional cluster of Wright homes anywhere.

A fantastic place to see murals, and an important location in the history of Toronto's legal street art scene.

During the summer, surfers in Alaska take advantage of this inlet’s unusual water patterns.

A source of civic pride, though the reason for its construction is unknown.

One of the last remnants of the city's Chinese nightclub scene is now a dive bar selling killer mai tais.

A tunnel with windows, so you don't miss out on the impressive views.

A spectacular remnant of an Adler and Sullivan masterpiece that was destroyed in 1972.

The unusual patterns in this rock formation result from two distinct modes of weathering.

A natural formation that resembles a camel resting in the New Mexico desert.

Kentucky, Tennessee, and Virginia meet at this point in the Cumberland Gap.

The last masonry skyscraper ever built reveals a transitional moment in architectural history.

The world's third-largest crystal sphere has sat in the Penn Museum since 1927 with the exception of one outlandish theft.

These medicine cabinet staples are part of the museum's collection of everyday objects.

Huge masonic hall in Philadelphia with lavishly themed rooms.

America's smallest national park site is the former residence of exiled Polish national hero Thaddeus Kosciuszko.

Alexander Hamilton’s creation caused quite a bit of controversy.

South Philadelphia is home to Keith Haring's only surviving in situ collaborative public mural.