Can I stay in a hotel in Vientiane, Laos without a passport?

You can't. Lao People's Democratic Republic (hereinafter referred to as Laos) is a landlocked country, located in the northern part of Indo-China Peninsula, bordering China in the north, Cambodia in the south, Vietnam in the east, Myanmar in the northwest and Thailand in the southwest. Vientiane, Laos, you can't stay in a hotel without a passport. All visitors to Laos must hold passports valid for more than 6 months from the date of entry. Passport is a legal document issued by a country to prove the nationality and identity of its citizens when they enter and leave the country and travel or stay abroad.