Jenny Cheng/Business Insider The best places to visit in June mark the start of tourism season in many places around the world. Business Insider looked at airfare trends, climate data, and peak travel times to find the best places to visit in June 2018. They include natural wonderlands, serene holy sites, and summer solstice parties for the ages. As spring rolls into summer, tourism season officially kicks off for travelers around the world. Smart travelers are already planning their summer getaways for June.