Scottsdale and Paradise Valley are both in Arizona's millionaire hub, but it's clear why one suburb is more expensive than the other.

Tech Insider : Travel
Two images of mansions in desert mountains, Paradise Valley (L) and Scottsdale (R)

Joey Hadden/Business Insider

I booked the cheapest accommodation on an overnight train in Europe. I'll never do it again.

Tech Insider : Travel, Travel
Insider's reporter got no sleep in a couchette on an overnight train through Europe.
Business Insider's reporter took an overnight train through Europe.

Joey Hadden/Business Insider

Disappointing photos show what it's really like to visit Niagara Falls in Canada

Tech Insider : Travel, Travel
side-by-side photos show the expectation and reality of visiting Niagara Falls
Niagara Falls is a popular attraction that BI's reporter found to be less glamorous than it appears on social media and in ads.

Joey Hadden/Business Insider

A travel expert who has been to more than 90 countries says these are the best under-the-radar destinations

Tech Insider : Travel, Travel
Left: Vibrant Sunrise over Manuel Antonio National Park on the Pacific Coast of Costa Rica Right: People walk on a narrow street lined with old buildings in Montreal
Travel host Samantha Brown shared her favorite underrated destinations.

Bkamprath/Getty Images, Joey Hadden/Business Insider

I explored the ruins of an abandoned zoo on the coast of Florida, and it was completely overrun by nature

Tech Insider : Travel, Travel
The author in front of an abandoned zoo enclosure (L) and another abandoned structure in the Crandon Park Zoo's ruins.
The author in front of an abandoned zoo enclosure (L) and another abandoned structure in the Crandon Park Zoo's ruins in Florida.

Joey Hadden/Business Insider

I stayed in 2 of Arizona's top hotels. They explain why Scottsdale is a luxury travel hot spot.

Tech Insider : Travel, Travel
Left: Exterior of the Phoenician with a fountain in front. Right: A fountain in front of a casita at the Hermosa Inn
Business Insider's reporter stayed at the Phoenician in Scottsdale (L) and the Hermosa Inn in Paradise Valley, Arizona.

Joey Hadden/Business Insider

I packed for a weeklong cruise with just a carry-on and a backpack. Here are 10 items I'm glad I brought and 9 things I wish I had with me.

Tech Insider : Travel, Travel
The author packed for a weeklong cruise onboard Royal Caribbean's Wonder of the Seas, the largest cruise ship in the world.
The author packed for a weeklong cruise on board Royal Caribbean's Wonder of the Seas.

Joey Hadden/Business Insider

I'm a New Yorker who spent 2 days in Scottsdale and Paradise Valley. 8 things surprised me.

Tech Insider : Travel, Travel
The author in a cowboy hat and sunglasses stands smiling in front of cacti and an adobe building in Scottsdale
Business Insider's reporter encountered a few surprises during her trip to Scottsdale and Paradise Valley, Arizona.

Joey Hadden/Business Insider

I visited a car-free neighborhood in Arizona and was surprised that it felt 15 degrees cooler than the surrounding blocks

Tech Insider : Travel
Culdesac Tempe. Left: The author stands in a courtyard with trees and picnic tables. Behind her is a white building with boutique storefronts. Right: An alleyway lined with white buildings with red trimmings
Business Insider's reporter visited Tempe, Arizona's Culdesac neighborhood.

Joey Hadden/Business Insider

A private village in Scottsdale houses some of Arizona's priciest real estate. I got a tour of its guarded neighborhoods.

Tech Insider : Travel
Mansions on a mountain dotted with bushes and cacti
Business Insider's reporter visited Silverleaf Village in Scottsdale's DC Ranch neighborhood.

Joey Hadden/Business Insider

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