These bubble hotels truly blur the line between indoors and outdoors...

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Bubble Hotel, Bali

Image: Bubble Hotel Bali

5 Million Star Buubble Hotel, Iceland

Image: Bubble Hotel Iceland

Basecamp Bubbles, Texas, US

Image: Basecamp Terlingua

Beach Bubble, Finolhu, Maldives

Image: Finolhu

Wadi Rum Bubble Luxotel, Jordan

Image: Wadi Rum Bubble Luxotel

Joshua Tree, California, United States

Image: Airbnb

Campera Hotel Burbuja, Mexico

Image: Campera - Hotel Burbuja

Forest Domes at Finn Lough, UK

Image: FinnLough

Bubbletent, Sydney, Australia 

Image: Bubbletent Australia