Question: Mantra began selling high-end bottled water from what village?

Context paragraphs:
Whistler Water: Whistler Water is a Canadian brand of premium glacial spring water sourced from the Place Glacier north of Whistler in British Columbia, Canada.  Consumer choose Whistler Water above other brands for its taste, purity and superior quality.  Some 75% of the product is consumed in British Columbia, while the rest is exported to China, Japan, Taiwan, South Korea, and other countries.  Whistler Water is an active member of the International Bottled Water Association, the Canadian Bottled Water Association, and the National Sanitary Foundation.  In June 2017 Whistler Water received the International Award Designation For Superior Taste and Quality from the prestigious International Taste and Quality Institute.

Bottled water: Bottled water is drinking water (e.g., well water, distilled water, mineral water, or spring water) packaged in plastic or glass water bottles. Bottled water may be carbonated or not.  Sizes range from small single serving bottles to large carboys for water coolers.

List of bottled water brands: This is a list of bottled water brands.  Bottled water is drinking water (e.g., well water, distilled water, mineral water, or spring water) packaged in plastic or glass water bottles. Bottled water may be carbonated or not.  Sizes range from small single serving bottles to large carboys for water coolers.

Ethos Water: Ethos Water, a Starbucks subsidiary, is a brand of bottled water with a social mission of "helping children get clean water."  Ethos began in 2001 when Peter Thum had the idea after working in communities in South Africa that lacked access to clean water.  Thum, who was working as consultant for McKinsey & Company at the time, realized the potential to create a bottled water brand to raise awareness and funding for safe water programs.  The idea became an obsession for Thum, and he wrote the business plan for Ethos, left McKinsey, and moved to New York in early 2002 to start the venture.

Aquafina: Aquafina is a brand of purified bottled water products produced by PepsiCo, consisting of both unflavored and flavored water.  The Aquafina brand name is also licensed for use on multiple skin care products, including lip balm and wrinkle cream.  It was first distributed in Wichita, Kansas in 1994, before becoming more widely sold across the United States, Spain, Canada, Lebanon, Turkey, the GCC countries, Iran, Egypt, Vietnam, Pakistan and India to compete with The Coca-Cola Company's Dasani and Dr. Pepper Snapple's Deja Blue.  As of 2009, Aquafina represented 13.4 percent of domestic bottled water sales in the United States, making it the number 1 bottled water brand as measured by retail sales.  Its primary competition includes Aqua (Indonesia), Aqua Minerale (Greece), Dasani (United States), Aqua Pura (United Kingdom) and Aquasource (Australia).

Voss (water): Voss is a Norwegian-based brand of bottled water from the village of Vatnestrøm in Iveland municipality, Aust-Agder county.  Contrary to popular belief, the water is not bottled in the municipality of Voss, which is more than 400 km away from the actual bottling site.  It is available in both still and sparkling forms.

Dasani: Dasani ( ) is a brand of bottled water from the Coca-Cola company, launched in 1999, after the success of Aquafina (produced by Coca-Cola-rival PepsiCo).  It is one of many brands of Coca-Cola bottled water sold around the world.  The product is filtered tap water bottled from local sources with added trace minerals.

Iceland Pure Spring Water: Iceland Spring Bottled Water is an Icelandic brand of bottled water.  Iceland Spring Bottled Water is bottled by Iceland Spring ehf.  of Reykjavik, Iceland.  The water first melts from Icelandic glaciers, before being filtered through inert layers of lava rock.  Soluble minerals enter the water, which then emerges in a government protected natural spring, in an ancient lava field, in the heart of an isolated nature reserve called Heidmork.

Mantra (restaurant): Mantra was a French–Indian Fusion cuisine restaurant located in Temple Place of the Ladder District of Boston, Massachusetts designed by Monica Ponce de Leon and Nader Tehrani.  It was cited as a factor in the transformation of the Ladder District into a more appealing part of the city of Boston.  The restaurant featured an avant-garde style design.  The food served was compared to Nouvelle cuisine.  The restaurant also featured a hookah bar.  They began selling high-end Voss bottled water after opening in 2001.  Voss was a new brand at that time and Mantra offered it in part to draw attention to their unusual selections.

Water cooler: A water cooler or water dispenser is a device that cools and dispenses water.  They are generally broken up in two categories: bottleless and bottled water coolers.  Bottleless water coolers are connected to a water supply, while bottled water coolers require delivery (or self-pick-up) of water in large bottles from vendors.

Supporting paragraphs: Mantra (restaurant) Voss (water)
Answer: Vatnestrøm