Intervale is an unincorporated community located on the boundary between the towns of Bartlett and Conway in the White Mountains of New Hampshire. The village is part of the Mount Washington Valley, a resort area that also includes the communities of North Conway and Jackson. Intervale is found along U.S. Route 302 and New Hampshire Route 16 at their intersection with Hurricane Mountain Road, 1.5 miles (2.4 km) north of the center of North Conway. New Hampshire Route 16A leads north from Intervale through the village of Lower Bartlett. A state highway rest area with a fine view of Mount Washington and the Presidential Range is located along Routes 302 and 16 in Intervale. The village has a separate ZIP code (03845) from surrounding communities in the Bartlett/Conway area. Wikipedia
Intervale in United States offers a unique experience to travellers. The nearest major city to Intervale is Whitefield. Whitefield is bestowed with interesting set of attractions for every type of traveller. Also, to reach Intervale, you'll have to take a flight to Whitefield; so its not really a detour. And even if it is, the city is worth paying at least a quick visit. 1-2 days is an ideal duration of visit to Intervale.