A multi-storied adobe complex has been inhabited for more than a thousand years.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

One of the few guarded stops along the great spice route.

If you can look past the nearby sewer pipes, this urban sinkhole grotto is a mini-paradise.

In Tucson a giant metal snake helps pedestrians cross a busy highway.

A former electrical substation is now home to an eccentric junk art masterpiece.

These strikingly barren, rolling red hills were caused by bad farming practices.

One of only two towns in Israel populated by Circassians, a sect of Sunni Muslims who are also devoted to Israeli military service.

A massive, heart-shaped, wind-carved crater in the middle of the Israeli desert.

This historic rec center in the heart of Israel is a bastion of peace and togetherness.

First planned industrial community in the United States.

An avant garde art museum at the University of Chicago.

Free public park and gardens filled with peacocks and peahens.

Turning night into day in Victorian-era Austin to thwart a serial killer.

North America's largest accredited model railroad museum.

Half-sized replica of the Leaning Tower of Pisa built to honor Galileo.

The world's largest military aircraft cemetery.

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

A tribute to one granddaughter's old apartment which now represents the whims of each visitor.

Arguably the best example of an authentic Dutch windmill in the United States, rivaling its counterparts in the Netherlands.

This elaborate Hindu temple is located in a Chicago suburb, but looks like it was transported directly from India.

This striking art museum holds an amazing series of curiosity cabinets.

Largest tulip festival in America, includes fireworks, a parade, and a carnival.

Soaring over the Niagara Whirlpool since 1916.